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34e49164 | 1 | %{ |
0708f913 | 2 | (* Yoann Padioleau |
ae4735db | 3 | * |
b1b2de81 | 4 | * Copyright (C) 2002, 2006, 2007, 2008, 2009 Yoann Padioleau |
34e49164 C |
5 | * |
6 | * This program is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU General Public License (GPL) | |
8 | * version 2 as published by the Free Software Foundation. | |
ae4735db | 9 | * |
34e49164 C |
10 | * This program is distributed in the hope that it will be useful, |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * file license.txt for more details. | |
14 | *) | |
15 | open Common | |
16 | ||
17 | open Ast_c | |
18 | ||
19 | module LP = Lexer_parser | |
20 | open Lexer_parser (* for the fields *) | |
21 | ||
22 | open Semantic_c (* Semantic exn *) | |
23 | ||
24 | ||
25 | (*****************************************************************************) | |
26 | (* Wrappers *) | |
27 | (*****************************************************************************) | |
ae4735db C |
28 | let warning s v = |
29 | if !Flag_parsing_c.verbose_parsing | |
34e49164 C |
30 | then Common.warning ("PARSING: " ^ s) v |
31 | else v | |
32 | ||
ae4735db | 33 | let pr2, pr2_once = Common.mk_pr2_wrappers Flag_parsing_c.verbose_parsing |
34e49164 C |
34 | |
35 | (*****************************************************************************) | |
36 | (* Parse helpers functions *) | |
37 | (*****************************************************************************) | |
38 | ||
39 | (*-------------------------------------------------------------------------- *) | |
40 | (* Type related *) | |
41 | (*-------------------------------------------------------------------------- *) | |
42 | ||
43 | type shortLong = Short | Long | LongLong | |
44 | ||
ae4735db | 45 | type decl = { |
34e49164 C |
46 | storageD: storagebis wrap; |
47 | typeD: ((sign option) * (shortLong option) * (typeCbis option)) wrap; | |
48 | qualifD: typeQualifierbis wrap; | |
49 | inlineD: bool wrap; | |
50 | (* note: have a full_info: parse_info list; to remember ordering | |
51 | * between storage, qualifier, type ? well this info is already in | |
52 | * the Ast_c.info, just have to sort them to get good order *) | |
ae4735db | 53 | } |
34e49164 C |
54 | |
55 | let nullDecl = { | |
56 | storageD = NoSto, []; | |
57 | typeD = (None, None, None), []; | |
58 | qualifD = nullQualif; | |
59 | inlineD = false, []; | |
60 | } | |
61 | let fake_pi = Common.fake_parse_info | |
62 | ||
ae4735db | 63 | let addStorageD = function |
34e49164 | 64 | | ((x,ii), ({storageD = (NoSto,[])} as v)) -> { v with storageD = (x, [ii]) } |
ae4735db | 65 | | ((x,ii), ({storageD = (y, ii2)} as v)) -> |
b1b2de81 | 66 | if x =*= y then warning "duplicate storage classes" v |
34e49164 C |
67 | else raise (Semantic ("multiple storage classes", fake_pi)) |
68 | ||
ae4735db | 69 | let addInlineD = function |
34e49164 C |
70 | | ((true,ii), ({inlineD = (false,[])} as v)) -> { v with inlineD=(true,[ii])} |
71 | | ((true,ii), ({inlineD = (true, ii2)} as v)) -> warning "duplicate inline" v | |
72 | | _ -> raise Impossible | |
73 | ||
74 | ||
ae4735db C |
75 | let addTypeD = function |
76 | | ((Left3 Signed,ii) ,({typeD = ((Some Signed, b,c),ii2)} as v)) -> | |
34e49164 | 77 | warning "duplicate 'signed'" v |
ae4735db | 78 | | ((Left3 UnSigned,ii) ,({typeD = ((Some UnSigned,b,c),ii2)} as v)) -> |
34e49164 | 79 | warning "duplicate 'unsigned'" v |
ae4735db | 80 | | ((Left3 _,ii), ({typeD = ((Some _,b,c),ii2)} as _v)) -> |
34e49164 | 81 | raise (Semantic ("both signed and unsigned specified", fake_pi)) |
ae4735db | 82 | | ((Left3 x,ii), ({typeD = ((None,b,c),ii2)} as v)) -> |
34e49164 C |
83 | {v with typeD = (Some x,b,c),ii ++ ii2} |
84 | ||
ae4735db | 85 | | ((Middle3 Short,ii), ({typeD = ((a,Some Short,c),ii2)} as v)) -> |
34e49164 C |
86 | warning "duplicate 'short'" v |
87 | ||
ae4735db | 88 | |
34e49164 | 89 | (* gccext: long long allowed *) |
ae4735db | 90 | | ((Middle3 Long,ii), ({typeD = ((a,Some Long ,c),ii2)} as v)) -> |
34e49164 | 91 | { v with typeD = (a, Some LongLong, c),ii++ii2 } |
ae4735db | 92 | | ((Middle3 Long,ii), ({typeD = ((a,Some LongLong ,c),ii2)} as v)) -> |
34e49164 C |
93 | warning "triplicate 'long'" v |
94 | ||
485bce71 | 95 | |
ae4735db | 96 | | ((Middle3 _,ii), ({typeD = ((a,Some _,c),ii2)} as _v)) -> |
34e49164 | 97 | raise (Semantic ("both long and short specified", fake_pi)) |
ae4735db | 98 | | ((Middle3 x,ii), ({typeD = ((a,None,c),ii2)} as v)) -> |
34e49164 C |
99 | {v with typeD = (a, Some x,c),ii++ii2} |
100 | ||
ae4735db | 101 | | ((Right3 t,ii), ({typeD = ((a,b,Some _),ii2)} as _v)) -> |
34e49164 | 102 | raise (Semantic ("two or more data types", fake_pi)) |
ae4735db | 103 | | ((Right3 t,ii), ({typeD = ((a,b,None),ii2)} as v)) -> |
34e49164 C |
104 | {v with typeD = (a,b, Some t),ii++ii2} |
105 | ||
106 | ||
107 | let addQualif = function | |
108 | | ({const=true}, ({const=true} as x)) -> warning "duplicate 'const'" x | |
109 | | ({volatile=true},({volatile=true} as x))-> warning "duplicate 'volatile'" x | |
110 | | ({const=true}, v) -> {v with const=true} | |
111 | | ({volatile=true}, v) -> {v with volatile=true} | |
ae4735db | 112 | | _ -> |
91eba41f | 113 | internal_error "there is no noconst or novolatile keyword" |
34e49164 C |
114 | |
115 | let addQualifD ((qu,ii), ({qualifD = (v,ii2)} as x)) = | |
116 | { x with qualifD = (addQualif (qu, v),ii::ii2) } | |
117 | ||
118 | ||
119 | (*-------------------------------------------------------------------------- *) | |
120 | (* Declaration/Function related *) | |
121 | (*-------------------------------------------------------------------------- *) | |
122 | ||
123 | ||
124 | (* stdC: type section, basic integer types (and ritchie) | |
ae4735db | 125 | * To understand the code, just look at the result (right part of the PM) |
34e49164 C |
126 | * and go back. |
127 | *) | |
128 | let (fixDeclSpecForDecl: decl -> (fullType * (storage wrap))) = function | |
ae4735db C |
129 | {storageD = (st,iist); |
130 | qualifD = (qu,iiq); | |
131 | typeD = (ty,iit); | |
34e49164 | 132 | inlineD = (inline,iinl); |
ae4735db C |
133 | } -> |
134 | let ty',iit' = | |
135 | (match ty with | |
136 | | (None,None,None) -> | |
137 | (* generate fake_info, otherwise type_annotater can crash in | |
91eba41f C |
138 | * offset. |
139 | *) | |
140 | warning "type defaults to 'int'" (defaultInt, [fakeInfo fake_pi]) | |
34e49164 | 141 | | (None, None, Some t) -> (t, iit) |
ae4735db C |
142 | |
143 | | (Some sign, None, (None| Some (BaseType (IntType (Si (_,CInt)))))) -> | |
34e49164 | 144 | BaseType(IntType (Si (sign, CInt))), iit |
ae4735db | 145 | | ((None|Some Signed),Some x,(None|Some(BaseType(IntType (Si (_,CInt)))))) -> |
34e49164 | 146 | BaseType(IntType (Si (Signed, [Short,CShort; Long, CLong; LongLong, CLongLong] +> List.assoc x))), iit |
ae4735db | 147 | | (Some UnSigned, Some x, (None| Some (BaseType (IntType (Si (_,CInt))))))-> |
34e49164 | 148 | BaseType(IntType (Si (UnSigned, [Short,CShort; Long, CLong; LongLong, CLongLong] +> List.assoc x))), iit |
708f4980 C |
149 | | (Some sign, None, (Some (BaseType (IntType CChar)))) -> |
150 | BaseType(IntType (Si (sign, CChar2))), iit | |
151 | | (None, Some Long,(Some(BaseType(FloatType CDouble)))) -> | |
152 | BaseType (FloatType (CLongDouble)), iit | |
34e49164 | 153 | |
ae4735db | 154 | | (Some _,_, Some _) -> |
34e49164 C |
155 | (*mine*) |
156 | raise (Semantic ("signed, unsigned valid only for char and int", fake_pi)) | |
ae4735db | 157 | | (_,Some _,(Some(BaseType(FloatType (CFloat|CLongDouble))))) -> |
34e49164 C |
158 | raise (Semantic ("long or short specified with floatint type", fake_pi)) |
159 | | (_,Some Short,(Some(BaseType(FloatType CDouble)))) -> | |
160 | raise (Semantic ("the only valid combination is long double", fake_pi)) | |
ae4735db C |
161 | |
162 | | (_, Some _, Some _) -> | |
34e49164 | 163 | (* mine *) |
ae4735db | 164 | raise (Semantic ("long, short valid only for int or float", fake_pi)) |
34e49164 C |
165 | |
166 | (* if do short uint i, then gcc say parse error, strange ? it is | |
167 | * not a parse error, it is just that we dont allow with typedef | |
168 | * either short/long or signed/unsigned. In fact, with | |
169 | * parse_typedef_fix2 (with et() and dt()) now I say too parse | |
170 | * error so this code is executed only when do short struct | |
171 | * {....} and never with a typedef cos now we parse short uint i | |
172 | * as short ident ident => parse error (cos after first short i | |
173 | * pass in dt() mode) *) | |
708f4980 C |
174 | |
175 | ) | |
176 | in | |
177 | ((qu, iiq), | |
178 | (ty', iit')) | |
34e49164 | 179 | ,((st, inline),iist++iinl) |
34e49164 | 180 | |
ae4735db C |
181 | |
182 | let fixDeclSpecForParam = function ({storageD = (st,iist)} as r) -> | |
34e49164 C |
183 | let ((qu,ty) as v,_st) = fixDeclSpecForDecl r in |
184 | match st with | |
185 | | (Sto Register) -> (v, true), iist | |
186 | | NoSto -> (v, false), iist | |
ae4735db C |
187 | | _ -> |
188 | raise | |
189 | (Semantic ("storage class specified for parameter of function", | |
34e49164 C |
190 | fake_pi)) |
191 | ||
ae4735db | 192 | let fixDeclSpecForMacro = function ({storageD = (st,iist)} as r) -> |
708f4980 C |
193 | let ((qu,ty) as v,_st) = fixDeclSpecForDecl r in |
194 | match st with | |
195 | | NoSto -> v | |
ae4735db C |
196 | | _ -> |
197 | raise | |
198 | (Semantic ("storage class specified for macro type decl", | |
708f4980 C |
199 | fake_pi)) |
200 | ||
201 | ||
34e49164 C |
202 | let fixDeclSpecForFuncDef x = |
203 | let (returnType,storage) = fixDeclSpecForDecl x in | |
204 | (match fst (unwrap storage) with | |
ae4735db | 205 | | StoTypedef -> |
34e49164 | 206 | raise (Semantic ("function definition declared 'typedef'", fake_pi)) |
0708f913 | 207 | | _ -> (returnType, storage) |
34e49164 | 208 | ) |
ae4735db | 209 | |
34e49164 C |
210 | |
211 | (* parameter: (this is the context where we give parameter only when | |
212 | * in func DEFINITION not in funct DECLARATION) We must have a name. | |
213 | * This function ensure that we give only parameterTypeDecl with well | |
214 | * formed Classic constructor todo?: do we accept other declaration | |
215 | * in ? so I must add them to the compound of the deffunc. I dont | |
216 | * have to handle typedef pb here cos C forbid to do VF f { ... } | |
217 | * with VF a typedef of func cos here we dont see the name of the | |
218 | * argument (in the typedef) | |
219 | *) | |
220 | let (fixOldCDecl: fullType -> fullType) = fun ty -> | |
708f4980 | 221 | match Ast_c.unwrap_typeC ty with |
ae4735db | 222 | | FunctionType (fullt, (params, (b, iib))) -> |
34e49164 C |
223 | |
224 | (* stdC: If the prototype declaration declares a parameter for a | |
225 | * function that you are defining (it is part of a function | |
226 | * definition), then you must write a name within the declarator. | |
227 | * Otherwise, you can omit the name. *) | |
228 | (match params with | |
ae4735db | 229 | | [{p_namei = None; p_type = ty2},_] -> |
708f4980 | 230 | (match Ast_c.unwrap_typeC ty2 with |
ae4735db | 231 | | BaseType Void -> |
708f4980 | 232 | ty |
ae4735db | 233 | | _ -> |
708f4980 C |
234 | pr2 ("SEMANTIC:parameter name omitted, but I continue"); |
235 | ty | |
236 | ) | |
ae4735db C |
237 | |
238 | | params -> | |
b1b2de81 C |
239 | (params +> List.iter (fun (param,_) -> |
240 | match param with | |
ae4735db | 241 | | {p_namei = None} -> |
34e49164 | 242 | (* if majuscule, then certainly macro-parameter *) |
ae4735db | 243 | pr2 ("SEMANTIC:parameter name omitted, but I continue"); |
b1b2de81 C |
244 | | _ -> () |
245 | )); | |
708f4980 C |
246 | ty |
247 | ) | |
ae4735db | 248 | |
34e49164 C |
249 | (* todo? can we declare prototype in the decl or structdef, |
250 | ... => length <> but good kan meme *) | |
ae4735db | 251 | | _ -> |
34e49164 | 252 | (* gcc say parse error but dont see why *) |
ae4735db | 253 | raise (Semantic ("seems this is not a function", fake_pi)) |
34e49164 C |
254 | |
255 | ||
ae4735db | 256 | let fixFunc (typ, compound, old_style_opt) = |
91eba41f C |
257 | let (cp,iicp) = compound in |
258 | ||
708f4980 C |
259 | let (name, ty, (st,iist), attrs) = typ in |
260 | ||
261 | let (qu, tybis) = ty in | |
262 | ||
263 | match Ast_c.unwrap_typeC ty with | |
ae4735db | 264 | | FunctionType (fullt, (params,abool)) -> |
708f4980 C |
265 | let iifunc = Ast_c.get_ii_typeC_take_care tybis in |
266 | ||
34e49164 | 267 | let iistart = Ast_c.fakeInfo () in |
708f4980 C |
268 | assert (qu =*= nullQualif); |
269 | ||
34e49164 | 270 | (match params with |
ae4735db | 271 | | [{p_namei= None; p_type = ty2}, _] -> |
708f4980 C |
272 | (match Ast_c.unwrap_typeC ty2 with |
273 | | BaseType Void -> () | |
ae4735db | 274 | | _ -> |
708f4980 C |
275 | (* failwith "internal errror: fixOldCDecl not good" *) |
276 | () | |
277 | ) | |
ae4735db C |
278 | | params -> |
279 | params +> List.iter (function | |
b1b2de81 | 280 | | ({p_namei = Some s}, _) -> () |
34e49164 C |
281 | | _ -> () |
282 | (* failwith "internal errror: fixOldCDecl not good" *) | |
0708f913 C |
283 | ) |
284 | ); | |
ae4735db | 285 | (* bugfix: cf tests_c/function_pointer4.c. |
0708f913 | 286 | * Apparemment en C on peut syntaxiquement ecrire ca: |
ae4735db | 287 | * |
0708f913 C |
288 | * void a(int)(int x); |
289 | * mais apres gcc gueule au niveau semantique avec: | |
290 | * xxx.c:1: error: 'a' declared as function returning a function | |
ae4735db C |
291 | * Je ne faisais pas cette verif. Sur du code comme |
292 | * void METH(foo)(int x) { ...} , le parser croit (a tort) que foo | |
293 | * est un typedef, et donc c'est parsé comme l'exemple precedent, | |
0708f913 C |
294 | * ce qui ensuite confuse l'unparser qui n'est pas habitué |
295 | * a avoir dans le returnType un FunctionType et qui donc | |
296 | * pr_elem les ii dans le mauvais sens ce qui genere au final | |
ae4735db | 297 | * une exception. Hence this fix to at least detect the error |
0708f913 C |
298 | * at parsing time (not unparsing time). |
299 | *) | |
ae4735db C |
300 | (match Ast_c.unwrap_typeC fullt with |
301 | | FunctionType _ -> | |
b1b2de81 C |
302 | let s = Ast_c.str_of_name name in |
303 | let iis = Ast_c.info_of_name name in | |
0708f913 C |
304 | pr2 (spf "WEIRD: %s declared as function returning a function." s); |
305 | pr2 (spf "This is probably because of a macro. Extend standard.h"); | |
306 | raise (Semantic (spf "error: %s " s, Ast_c.parse_info_of_info iis)) | |
307 | | _ -> () | |
308 | ); | |
309 | ||
34e49164 | 310 | (* it must be nullQualif,cos parser construct only this*) |
b1b2de81 | 311 | {f_name = name; |
708f4980 | 312 | f_type = (fullt, (params, abool)); |
485bce71 C |
313 | f_storage = st; |
314 | f_body = cp; | |
315 | f_attr = attrs; | |
91eba41f | 316 | f_old_c_style = old_style_opt; |
ae4735db C |
317 | }, |
318 | (iifunc++iicp++[iistart]++iist) | |
319 | | _ -> | |
320 | raise | |
321 | (Semantic | |
34e49164 C |
322 | ("you are trying to do a function definition but you dont give " ^ |
323 | "any parameter", fake_pi)) | |
324 | ||
325 | ||
326 | (*-------------------------------------------------------------------------- *) | |
327 | (* parse_typedef_fix2 *) | |
328 | (*-------------------------------------------------------------------------- *) | |
329 | ||
ae4735db C |
330 | let dt s () = |
331 | if !Flag_parsing_c.debug_etdt then pr2 ("<" ^ s); | |
34e49164 C |
332 | LP.disable_typedef () |
333 | ||
ae4735db C |
334 | let et s () = |
335 | if !Flag_parsing_c.debug_etdt then pr2 (">" ^ s); | |
34e49164 C |
336 | LP.enable_typedef () |
337 | ||
338 | ||
ae4735db | 339 | let fix_add_params_ident x = |
708f4980 C |
340 | let (s, ty, st, _attrs) = x in |
341 | match Ast_c.unwrap_typeC ty with | |
342 | | FunctionType (fullt, (params, bool)) -> | |
34e49164 C |
343 | |
344 | (match params with | |
ae4735db | 345 | | [{p_namei=None; p_type=ty2}, _] -> |
708f4980 C |
346 | (match Ast_c.unwrap_typeC ty2 with |
347 | | BaseType Void -> () | |
ae4735db | 348 | | _ -> |
708f4980 C |
349 | (* failwith "internal errror: fixOldCDecl not good" *) |
350 | () | |
351 | ) | |
ae4735db C |
352 | | params -> |
353 | params +> List.iter (function | |
354 | | ({p_namei= Some name}, _) -> | |
b1b2de81 | 355 | LP.add_ident (Ast_c.str_of_name s) |
ae4735db | 356 | | _ -> |
b1b2de81 C |
357 | () |
358 | (* failwith "internal errror: fixOldCDecl not good" *) | |
359 | ) | |
ae4735db | 360 | ) |
34e49164 C |
361 | | _ -> () |
362 | ||
0708f913 C |
363 | |
364 | ||
34e49164 C |
365 | (*-------------------------------------------------------------------------- *) |
366 | (* shortcuts *) | |
367 | (*-------------------------------------------------------------------------- *) | |
368 | ||
708f4980 | 369 | let mk_e e ii = Ast_c.mk_e e ii |
b1b2de81 C |
370 | |
371 | let mk_string_wrap (s,info) = (s, [info]) | |
ae4735db | 372 | |
34e49164 C |
373 | %} |
374 | ||
375 | /*(*****************************************************************************)*/ | |
485bce71 C |
376 | /*(* Tokens *)*/ |
377 | /*(*************************************************************************)*/ | |
34e49164 C |
378 | |
379 | /* | |
ae4735db | 380 | (* |
34e49164 C |
381 | * Some tokens are not even used in this file because they are filtered |
382 | * in some intermediate phase. But they still must be declared because | |
383 | * ocamllex may generate them, or some intermediate phase may also | |
384 | * generate them (like some functions in parsing_hacks.ml) | |
385 | *) | |
386 | */ | |
387 | ||
388 | %token <Ast_c.info> TUnknown /*(* unrecognized token *)*/ | |
389 | ||
390 | /*(* coupling: Token_helpers.is_real_comment *)*/ | |
485bce71 | 391 | %token <Ast_c.info> TCommentSpace TCommentNewline TComment |
34e49164 | 392 | |
485bce71 | 393 | /*(*-----------------------------------------*)*/ |
34e49164 | 394 | /*(* the normal tokens *)*/ |
485bce71 | 395 | /*(*-----------------------------------------*)*/ |
34e49164 | 396 | |
708f4980 | 397 | %token <(string * (Ast_c.sign * Ast_c.base)) * Ast_c.info> TInt |
34e49164 C |
398 | %token <(string * Ast_c.floatType) * Ast_c.info> TFloat |
399 | %token <(string * Ast_c.isWchar) * Ast_c.info> TChar | |
400 | %token <(string * Ast_c.isWchar) * Ast_c.info> TString | |
401 | ||
ae4735db | 402 | %token <string * Ast_c.info> TIdent |
f59c9fb7 | 403 | %token <string * Ast_c.info> Tconstructorname /* parsing_hack for c++ */ |
485bce71 C |
404 | /*(* appears mostly after some fix_xxx in parsing_hack *)*/ |
405 | %token <string * Ast_c.info> TypedefIdent | |
34e49164 C |
406 | |
407 | ||
408 | /* | |
ae4735db | 409 | (* Some tokens like TOPar and TCPar are used as synchronisation stuff, |
34e49164 | 410 | * in parsing_hack.ml. So if define special tokens like TOParDefine and |
485bce71 | 411 | * TCParEOL, then take care to also modify in Token_helpers. |
34e49164 C |
412 | *) |
413 | */ | |
ae4735db C |
414 | |
415 | %token <Ast_c.info> TOPar TCPar TOBrace TCBrace TOCro TCCro | |
416 | %token <Ast_c.info> TDot TComma TPtrOp | |
34e49164 | 417 | %token <Ast_c.info> TInc TDec |
ae4735db | 418 | %token <Ast_c.assignOp * Ast_c.info> TAssign |
34e49164 C |
419 | %token <Ast_c.info> TEq |
420 | %token <Ast_c.info> TWhy TTilde TBang | |
421 | %token <Ast_c.info> TEllipsis | |
422 | %token <Ast_c.info> TDotDot | |
423 | ||
424 | %token <Ast_c.info> TPtVirg | |
ae4735db | 425 | %token <Ast_c.info> |
34e49164 | 426 | TOrLog TAndLog TOr TXor TAnd TEqEq TNotEq TInf TSup TInfEq TSupEq |
ae4735db C |
427 | TShl TShr |
428 | TPlus TMinus TMul TDiv TMod | |
34e49164 C |
429 | |
430 | %token <Ast_c.info> | |
431 | Tchar Tshort Tint Tdouble Tfloat Tlong Tunsigned Tsigned Tvoid | |
1eddfd50 | 432 | Tsize_t Tssize_t Tptrdiff_t |
ae4735db C |
433 | Tauto Tregister Textern Tstatic |
434 | Ttypedef | |
34e49164 | 435 | Tconst Tvolatile |
ae4735db | 436 | Tstruct Tunion Tenum |
34e49164 C |
437 | Tbreak Telse Tswitch Tcase Tcontinue Tfor Tdo Tif Twhile Treturn |
438 | Tgoto Tdefault | |
4dfbc1c2 | 439 | Tsizeof Tnew Tdelete TOParCplusplusInit |
34e49164 | 440 | |
485bce71 C |
441 | /*(* C99 *)*/ |
442 | %token <Ast_c.info> | |
443 | Trestrict | |
444 | ||
445 | /*(*-----------------------------------------*)*/ | |
34e49164 | 446 | /*(* gccext: extra tokens *)*/ |
485bce71 | 447 | /*(*-----------------------------------------*)*/ |
34e49164 C |
448 | %token <Ast_c.info> Tasm |
449 | %token <Ast_c.info> Tattribute | |
978fd7e5 | 450 | %token <Ast_c.info> TattributeNoarg |
34e49164 C |
451 | %token <Ast_c.info> Tinline |
452 | %token <Ast_c.info> Ttypeof | |
453 | ||
485bce71 C |
454 | /*(*-----------------------------------------*)*/ |
455 | /*(* cppext: extra tokens *)*/ | |
456 | /*(*-----------------------------------------*)*/ | |
457 | /*(* coupling with Token_helpers.is_cpp_token *)*/ | |
458 | ||
459 | ||
460 | /*(*---------------*)*/ | |
461 | /*(* define *)*/ | |
462 | /*(*---------------*)*/ | |
463 | ||
464 | %token <Ast_c.info> TDefine | |
465 | %token <(string * Ast_c.info)> TDefParamVariadic | |
466 | ||
467 | /*(* disappear after fix_tokens_define *)*/ | |
ae4735db | 468 | %token <Ast_c.info> TCppEscapedNewline |
485bce71 | 469 | |
b1b2de81 C |
470 | %token <Ast_c.info> TCppConcatOp |
471 | ||
485bce71 | 472 | /*(* appear after fix_tokens_define *)*/ |
ae4735db | 473 | %token <Ast_c.info> TOParDefine |
485bce71 C |
474 | %token <Ast_c.info> TOBraceDefineInit |
475 | ||
476 | %token <(string * Ast_c.info)> TIdentDefine /*(* same *)*/ | |
477 | %token <Ast_c.info> TDefEOL /*(* same *)*/ | |
478 | ||
479 | ||
480 | /*(*---------------*)*/ | |
481 | /*(* include *)*/ | |
482 | /*(*---------------*)*/ | |
483 | ||
484 | ||
485 | /*(* used only in lexer_c, then transformed in comment or splitted in tokens *)*/ | |
486 | %token <(string * string * bool ref * Ast_c.info)> TInclude | |
487 | ||
488 | /*(* tokens coming from above, generated in parse_c from TInclude, etc *)*/ | |
489 | %token <(Ast_c.info * bool ref)> TIncludeStart | |
490 | %token <(string * Ast_c.info)> TIncludeFilename | |
491 | ||
492 | ||
493 | /*(*---------------*)*/ | |
494 | /*(* ifdef *)*/ | |
495 | /*(*---------------*)*/ | |
496 | ||
497 | /*(* coupling: Token_helpers.is_cpp_instruction *)*/ | |
ae4735db | 498 | %token <((int * int) option ref * Ast_c.info)> |
485bce71 | 499 | TIfdef TIfdefelse TIfdefelif TEndif |
ae4735db | 500 | %token <(bool * (int * int) option ref * Ast_c.info)> |
485bce71 C |
501 | TIfdefBool TIfdefMisc TIfdefVersion |
502 | ||
503 | /*(*---------------*)*/ | |
504 | /*(* other *)*/ | |
505 | /*(*---------------*)*/ | |
506 | ||
3a314143 | 507 | %token <Ast_c.info> TUndef |
485bce71 C |
508 | |
509 | %token <Ast_c.info> TCppDirectiveOther | |
510 | ||
511 | /*(*---------------*)*/ | |
512 | /*(* macro use *)*/ | |
513 | /*(*---------------*)*/ | |
514 | ||
515 | /*(* appear after fix_tokens_cpp, cf also parsing_hacks#hint *)*/ | |
516 | ||
517 | %token <(string * Ast_c.info)> TMacroAttr | |
518 | %token <(string * Ast_c.info)> TMacroStmt | |
b1b2de81 | 519 | %token <(string * Ast_c.info)> TMacroIdentBuilder |
485bce71 | 520 | /*(* no need value for the moment *)*/ |
ae4735db | 521 | %token <(string * Ast_c.info)> TMacroString |
485bce71 | 522 | %token <(string * Ast_c.info)> TMacroDecl |
ae4735db | 523 | %token <Ast_c.info> TMacroDeclConst |
708f4980 | 524 | |
485bce71 | 525 | %token <(string * Ast_c.info)> TMacroIterator |
ae4735db C |
526 | /*(* |
527 | %token <(string * Ast_c.info)> TMacroTop | |
708f4980 C |
528 | %token <(string * Ast_c.info)> TMacroStructDecl |
529 | *)*/ | |
485bce71 C |
530 | |
531 | %token <(string * Ast_c.info)> TMacroAttrStorage | |
532 | ||
533 | ||
534 | /*(*---------------*)*/ | |
535 | /*(* other *)*/ | |
536 | /*(*---------------*)*/ | |
537 | ||
0708f913 C |
538 | |
539 | /*(* should disappear after parsing_hack *)*/ | |
540 | %token <Ast_c.info> TCommentSkipTagStart TCommentSkipTagEnd | |
541 | ||
542 | ||
485bce71 | 543 | /*(* appear after parsing_hack *)*/ |
ae4735db | 544 | %token <Ast_c.info> TCParEOL |
485bce71 C |
545 | |
546 | %token <Ast_c.info> TAction | |
547 | ||
548 | ||
0708f913 | 549 | /*(* TCommentMisc still useful ? obsolete ? *)*/ |
485bce71 | 550 | %token <Ast_c.info> TCommentMisc |
0708f913 | 551 | %token <(Token_c.cppcommentkind * Ast_c.info)> TCommentCpp |
485bce71 | 552 | |
34e49164 | 553 | |
485bce71 | 554 | /*(*-----------------------------------------*)*/ |
34e49164 C |
555 | %token <Ast_c.info> EOF |
556 | ||
485bce71 C |
557 | /*(*-----------------------------------------*)*/ |
558 | ||
559 | /*(* must be at the top so that it has the lowest priority *)*/ | |
560 | %nonassoc SHIFTHERE | |
34e49164 | 561 | |
34e49164 C |
562 | %nonassoc Telse |
563 | ||
564 | %left TOrLog | |
565 | %left TAndLog | |
566 | %left TOr | |
567 | %left TXor | |
ae4735db | 568 | %left TAnd |
34e49164 | 569 | %left TEqEq TNotEq |
ae4735db | 570 | %left TInf TSup TInfEq TSupEq |
34e49164 C |
571 | %left TShl TShr |
572 | %left TPlus TMinus | |
ae4735db | 573 | %left TMul TDiv TMod |
34e49164 | 574 | |
485bce71 C |
575 | /*(*************************************************************************)*/ |
576 | /*(* Rules type declaration *)*/ | |
577 | /*(*************************************************************************)*/ | |
578 | ||
34e49164 C |
579 | %start main celem statement expr type_name |
580 | %type <Ast_c.program> main | |
581 | %type <Ast_c.toplevel> celem | |
582 | ||
583 | %type <Ast_c.statement> statement | |
584 | %type <Ast_c.expression> expr | |
585 | %type <Ast_c.fullType> type_name | |
586 | ||
587 | %% | |
588 | /*(*************************************************************************)*/ | |
589 | /* | |
590 | (* TOC: | |
485bce71 | 591 | * toplevel (obsolete) |
ae4735db | 592 | * |
485bce71 | 593 | * ident |
34e49164 C |
594 | * expression |
595 | * statement | |
ae4735db C |
596 | * types with |
597 | * - left part (type_spec, qualif), | |
485bce71 C |
598 | * - right part (declarator, abstract declarator) |
599 | * - aux part (parameters) | |
600 | * declaration, storage, initializers | |
601 | * struct | |
602 | * enum | |
34e49164 C |
603 | * cpp directives |
604 | * celem (=~ main) | |
ae4735db | 605 | * |
485bce71 C |
606 | * generic workarounds (obrace, cbrace for context setting) |
607 | * xxx_list, xxx_opt | |
34e49164 C |
608 | *) |
609 | */ | |
610 | /*(*************************************************************************)*/ | |
611 | ||
485bce71 C |
612 | /*(*************************************************************************)*/ |
613 | /*(* toplevel *)*/ | |
614 | /*(*************************************************************************)*/ | |
34e49164 C |
615 | /*(* no more used; now that use error recovery *)*/ |
616 | ||
f59c9fb7 C |
617 | main: |
618 | translation_unit EOF { $1 } | |
34e49164 | 619 | |
ae4735db C |
620 | translation_unit: |
621 | | external_declaration | |
485bce71 | 622 | { !LP._lexer_hint.context_stack <- [LP.InTopLevel]; [$1] } |
34e49164 | 623 | | translation_unit external_declaration |
485bce71 C |
624 | { !LP._lexer_hint.context_stack <- [LP.InTopLevel]; $1 ++ [$2] } |
625 | ||
626 | ||
627 | ||
628 | /*(*************************************************************************)*/ | |
629 | /*(* ident *)*/ | |
630 | /*(*************************************************************************)*/ | |
631 | ||
ae4735db | 632 | /*(* Why this ? Why not s/ident/TIdent ? cos there is multiple namespaces in C, |
485bce71 C |
633 | * so a label can have the same name that a typedef, same for field and tags |
634 | * hence sometimes the use of ident instead of TIdent. | |
635 | *)*/ | |
ae4735db | 636 | ident: |
485bce71 C |
637 | | TIdent { $1 } |
638 | | TypedefIdent { $1 } | |
34e49164 C |
639 | |
640 | ||
485bce71 C |
641 | identifier: |
642 | | TIdent { $1 } | |
34e49164 | 643 | |
b1b2de81 | 644 | /* |
ae4735db | 645 | (* cppext: string concatenation of idents |
b1b2de81 C |
646 | * also cppext: gccext: ##args for variadic macro |
647 | *) | |
648 | */ | |
708f4980 | 649 | identifier_cpp: |
ae4735db | 650 | | TIdent |
b1b2de81 | 651 | { RegularName (mk_string_wrap $1) } |
708f4980 C |
652 | | ident_extra_cpp { $1 } |
653 | ||
654 | ident_cpp: | |
655 | | TIdent | |
656 | { RegularName (mk_string_wrap $1) } | |
ae4735db | 657 | | TypedefIdent |
708f4980 C |
658 | { RegularName (mk_string_wrap $1) } |
659 | | ident_extra_cpp { $1 } | |
660 | ||
661 | ident_extra_cpp: | |
ae4735db C |
662 | | TIdent TCppConcatOp identifier_cpp_list |
663 | { | |
b1b2de81 C |
664 | CppConcatenatedName ( |
665 | match $3 with | |
666 | | [] -> raise Impossible | |
ae4735db | 667 | | (x,concatnull)::xs -> |
b1b2de81 C |
668 | assert(null concatnull); |
669 | (mk_string_wrap $1, [])::(x,[$2])::xs | |
670 | ) | |
671 | } | |
ae4735db | 672 | | TCppConcatOp TIdent |
b1b2de81 C |
673 | { CppVariadicName (fst $2, [$1; snd $2]) } |
674 | | TMacroIdentBuilder TOPar param_define_list TCPar | |
ae4735db | 675 | { CppIdentBuilder ((fst $1, [snd $1;$2;$4]), $3) } |
b1b2de81 C |
676 | |
677 | identifier_cpp_list: | |
ae4735db | 678 | | TIdent { [mk_string_wrap $1, []] } |
b1b2de81 C |
679 | | identifier_cpp_list TCppConcatOp TIdent { $1 ++ [mk_string_wrap $3, [$2]] } |
680 | ||
34e49164 C |
681 | /*(*************************************************************************)*/ |
682 | /*(* expr *)*/ | |
683 | /*(*************************************************************************)*/ | |
684 | ||
ae4735db | 685 | expr: |
34e49164 C |
686 | | assign_expr { $1 } |
687 | | expr TComma assign_expr { mk_e (Sequence ($1,$3)) [$2] } | |
688 | ||
ae4735db | 689 | /*(* bugfix: in C grammar they put unary_expr, but in fact it must be |
34e49164 C |
690 | * cast_expr, otherwise (int * ) xxx = &yy; is not allowed |
691 | *)*/ | |
ae4735db | 692 | assign_expr: |
34e49164 C |
693 | | cond_expr { $1 } |
694 | | cast_expr TAssign assign_expr { mk_e(Assignment ($1,fst $2,$3)) [snd $2]} | |
695 | | cast_expr TEq assign_expr { mk_e(Assignment ($1,SimpleAssign,$3)) [$2]} | |
696 | ||
ae4735db | 697 | /*(* gccext: allow optional then part hence gcc_opt_expr |
34e49164 C |
698 | * bugfix: in C grammar they put TDotDot cond_expr, but in fact it must be |
699 | * assign_expr, otherwise pnp ? x : x = 0x388 is not allowed | |
700 | *)*/ | |
ae4735db C |
701 | cond_expr: |
702 | | arith_expr | |
34e49164 | 703 | { $1 } |
ae4735db C |
704 | | arith_expr TWhy gcc_opt_expr TDotDot assign_expr |
705 | { mk_e (CondExpr ($1,$3,$5)) [$2;$4] } | |
34e49164 C |
706 | |
707 | ||
ae4735db | 708 | arith_expr: |
34e49164 C |
709 | | cast_expr { $1 } |
710 | | arith_expr TMul arith_expr { mk_e(Binary ($1, Arith Mul, $3)) [$2] } | |
711 | | arith_expr TDiv arith_expr { mk_e(Binary ($1, Arith Div, $3)) [$2] } | |
712 | | arith_expr TMod arith_expr { mk_e(Binary ($1, Arith Mod, $3)) [$2] } | |
713 | | arith_expr TPlus arith_expr { mk_e(Binary ($1, Arith Plus, $3)) [$2] } | |
714 | | arith_expr TMinus arith_expr { mk_e(Binary ($1, Arith Minus, $3)) [$2] } | |
715 | | arith_expr TShl arith_expr { mk_e(Binary ($1, Arith DecLeft, $3)) [$2] } | |
716 | | arith_expr TShr arith_expr { mk_e(Binary ($1, Arith DecRight, $3)) [$2] } | |
717 | | arith_expr TInf arith_expr { mk_e(Binary ($1, Logical Inf, $3)) [$2] } | |
718 | | arith_expr TSup arith_expr { mk_e(Binary ($1, Logical Sup, $3)) [$2] } | |
719 | | arith_expr TInfEq arith_expr { mk_e(Binary ($1, Logical InfEq, $3)) [$2] } | |
720 | | arith_expr TSupEq arith_expr { mk_e(Binary ($1, Logical SupEq, $3)) [$2] } | |
721 | | arith_expr TEqEq arith_expr { mk_e(Binary ($1, Logical Eq, $3)) [$2] } | |
722 | | arith_expr TNotEq arith_expr { mk_e(Binary ($1, Logical NotEq, $3)) [$2] } | |
723 | | arith_expr TAnd arith_expr { mk_e(Binary ($1, Arith And, $3)) [$2] } | |
724 | | arith_expr TOr arith_expr { mk_e(Binary ($1, Arith Or, $3)) [$2] } | |
725 | | arith_expr TXor arith_expr { mk_e(Binary ($1, Arith Xor, $3)) [$2] } | |
726 | | arith_expr TAndLog arith_expr { mk_e(Binary ($1, Logical AndLog, $3)) [$2] } | |
727 | | arith_expr TOrLog arith_expr { mk_e(Binary ($1, Logical OrLog, $3)) [$2] } | |
728 | ||
ae4735db | 729 | cast_expr: |
34e49164 C |
730 | | unary_expr { $1 } |
731 | | topar2 type_name tcpar2 cast_expr { mk_e(Cast ($2, $4)) [$1;$3] } | |
732 | ||
ae4735db | 733 | unary_expr: |
34e49164 C |
734 | | postfix_expr { $1 } |
735 | | TInc unary_expr { mk_e(Infix ($2, Inc)) [$1] } | |
736 | | TDec unary_expr { mk_e(Infix ($2, Dec)) [$1] } | |
737 | | unary_op cast_expr { mk_e(Unary ($2, fst $1)) [snd $1] } | |
738 | | Tsizeof unary_expr { mk_e(SizeOfExpr ($2)) [$1] } | |
739 | | Tsizeof topar2 type_name tcpar2 { mk_e(SizeOfType ($3)) [$1;$2;$4] } | |
f59c9fb7 | 740 | | Tnew new_argument { mk_e(New $2) [$1] } |
4dfbc1c2 | 741 | | Tdelete cast_expr { mk_e(Delete $2) [$1] } |
f59c9fb7 C |
742 | |
743 | new_argument: | |
4dfbc1c2 C |
744 | | TIdent TOPar argument_list_ne TCPar |
745 | { let fn = mk_e(Ident (RegularName (mk_string_wrap $1))) [] in | |
746 | Left (mk_e(FunCall (fn, $3)) [$2;$4]) } | |
747 | | TIdent TOPar TCPar | |
748 | { let fn = mk_e(Ident (RegularName (mk_string_wrap $1))) [] in | |
749 | Left(mk_e(FunCall (fn, [])) [$2;$3]) } | |
750 | | TypedefIdent TOPar argument_list_ne TCPar | |
751 | { let fn = mk_e(Ident (RegularName (mk_string_wrap $1))) [] in | |
752 | Left (mk_e(FunCall (fn, $3)) [$2;$4]) } | |
753 | | TypedefIdent TOPar TCPar | |
754 | { let fn = mk_e(Ident (RegularName (mk_string_wrap $1))) [] in | |
755 | Left (mk_e(FunCall (fn, [])) [$2;$3]) } | |
756 | | type_spec | |
757 | { let ty = addTypeD ($1,nullDecl) in | |
758 | let ((returnType,hasreg), iihasreg) = fixDeclSpecForParam ty in | |
f59c9fb7 C |
759 | Right (ArgType { p_namei = None; p_type = returnType; |
760 | p_register = hasreg, iihasreg; | |
761 | } ) | |
762 | } | |
4dfbc1c2 C |
763 | | new_argument TOCro expr TCCro |
764 | { | |
765 | match $1 with | |
766 | Left(e) -> Left(mk_e(ArrayAccess (e, $3)) [$2;$4]) | |
767 | | Right(ArgType(ty)) -> (* lots of hacks to make the right type *) | |
768 | let fty = mk_ty (Array (Some $3, ty.Ast_c.p_type)) [$2;$4] in | |
769 | let pty = { ty with p_type = fty } in | |
770 | Right(ArgType pty) | |
771 | | _ -> raise Impossible | |
772 | } | |
34e49164 | 773 | |
ae4735db | 774 | unary_op: |
34e49164 C |
775 | | TAnd { GetRef, $1 } |
776 | | TMul { DeRef, $1 } | |
777 | | TPlus { UnPlus, $1 } | |
778 | | TMinus { UnMinus, $1 } | |
779 | | TTilde { Tilde, $1 } | |
780 | | TBang { Not, $1 } | |
781 | /*(* gccext: have that a lot in old kernel to get address of local label. | |
782 | * cf gcc manual "local labels as values". | |
783 | *)*/ | |
784 | | TAndLog { GetRefLabel, $1 } | |
785 | ||
ae4735db | 786 | postfix_expr: |
34e49164 | 787 | | primary_expr { $1 } |
ae4735db | 788 | | postfix_expr TOCro expr TCCro |
34e49164 | 789 | { mk_e(ArrayAccess ($1, $3)) [$2;$4] } |
ae4735db | 790 | | postfix_expr TOPar argument_list_ne TCPar |
34e49164 C |
791 | { mk_e(FunCall ($1, $3)) [$2;$4] } |
792 | | postfix_expr TOPar TCPar { mk_e(FunCall ($1, [])) [$2;$3] } | |
b1b2de81 C |
793 | | postfix_expr TDot ident_cpp { mk_e(RecordAccess ($1,$3)) [$2] } |
794 | | postfix_expr TPtrOp ident_cpp { mk_e(RecordPtAccess ($1,$3)) [$2] } | |
34e49164 C |
795 | | postfix_expr TInc { mk_e(Postfix ($1, Inc)) [$2] } |
796 | | postfix_expr TDec { mk_e(Postfix ($1, Dec)) [$2] } | |
797 | ||
798 | /*(* gccext: also called compound literals *)*/ | |
0708f913 | 799 | | topar2 type_name tcpar2 TOBrace TCBrace |
34e49164 C |
800 | { mk_e(Constructor ($2, [])) [$1;$3;$4;$5] } |
801 | | topar2 type_name tcpar2 TOBrace initialize_list gcc_comma_opt TCBrace | |
802 | { mk_e(Constructor ($2, List.rev $5)) ([$1;$3;$4;$7] ++ $6) } | |
803 | ||
4dfbc1c2 | 804 | |
0708f913 | 805 | primary_expr: |
708f4980 C |
806 | | identifier_cpp { mk_e(Ident ($1)) [] } |
807 | | TInt | |
808 | { let (str,(sign,base)) = fst $1 in | |
809 | mk_e(Constant (Int (str,Si(sign,base)))) [snd $1] } | |
34e49164 C |
810 | | TFloat { mk_e(Constant (Float (fst $1))) [snd $1] } |
811 | | TString { mk_e(Constant (String (fst $1))) [snd $1] } | |
812 | | TChar { mk_e(Constant (Char (fst $1))) [snd $1] } | |
813 | | TOPar expr TCPar { mk_e(ParenExpr ($2)) [$1;$3] } /*(* forunparser: *)*/ | |
814 | ||
485bce71 | 815 | /*(* gccext: cppext: TODO better ast ? *)*/ |
0708f913 C |
816 | | TMacroString { mk_e(Constant (MultiString [fst $1])) [snd $1] } |
817 | | string_elem string_list | |
818 | { mk_e(Constant (MultiString ["TODO: MultiString"])) ($1 ++ $2) } | |
34e49164 C |
819 | |
820 | /*(* gccext: allow statement as expressions via ({ statement }) *)*/ | |
0708f913 | 821 | | TOPar compound TCPar { mk_e(StatementExpr ($2)) [$1;$3] } |
34e49164 C |
822 | |
823 | ||
824 | ||
485bce71 C |
825 | /*(*----------------------------*)*/ |
826 | /*(* cppext: *)*/ | |
827 | /*(*----------------------------*)*/ | |
34e49164 C |
828 | |
829 | /*(* cppext: *)*/ | |
485bce71 | 830 | /*(* to avoid conflicts have to introduce a _not_empty (ne) version *)*/ |
0708f913 | 831 | argument_ne: |
34e49164 C |
832 | | assign_expr { Left $1 } |
833 | | parameter_decl { Right (ArgType $1) } | |
834 | | action_higherordermacro_ne { Right (ArgAction $1) } | |
835 | ||
485bce71 | 836 | |
ae4735db | 837 | argument: |
34e49164 C |
838 | | assign_expr { Left $1 } |
839 | | parameter_decl { Right (ArgType $1) } | |
485bce71 | 840 | /*(* had conflicts before, but julia fixed them *)*/ |
34e49164 C |
841 | | action_higherordermacro { Right (ArgAction $1) } |
842 | ||
ae4735db C |
843 | action_higherordermacro_ne: |
844 | | taction_list_ne | |
34e49164 C |
845 | { if null $1 |
846 | then ActMisc [Ast_c.fakeInfo()] | |
847 | else ActMisc $1 | |
848 | } | |
849 | ||
485bce71 | 850 | |
ae4735db C |
851 | action_higherordermacro: |
852 | | taction_list | |
34e49164 C |
853 | { if null $1 |
854 | then ActMisc [Ast_c.fakeInfo()] | |
855 | else ActMisc $1 | |
856 | } | |
857 | ||
858 | ||
859 | /*(*----------------------------*)*/ | |
860 | /*(* workarounds *)*/ | |
861 | /*(*----------------------------*)*/ | |
862 | ||
34e49164 C |
863 | /*(* would like evalInt $1 but require too much info *)*/ |
864 | const_expr: cond_expr { $1 } | |
865 | ||
866 | ||
867 | topar2: TOPar { et "topar2" (); $1 } | |
ae4735db | 868 | tcpar2: TCPar { et "tcpar2" (); $1 (*TODO? et ? sure ? c pas dt plutot ? *) } |
34e49164 C |
869 | |
870 | ||
871 | ||
872 | /*(*************************************************************************)*/ | |
873 | /*(* statement *)*/ | |
874 | /*(*************************************************************************)*/ | |
875 | ||
708f4980 C |
876 | statement: statement2 { mk_st (fst $1) (snd $1) } |
877 | ||
ae4735db | 878 | statement2: |
34e49164 C |
879 | | labeled { Labeled (fst $1), snd $1 } |
880 | | compound { Compound (fst $1), snd $1 } | |
881 | | expr_statement { ExprStatement(fst $1), snd $1 } | |
882 | | selection { Selection (fst $1), snd $1 ++ [fakeInfo()] } | |
883 | | iteration { Iteration (fst $1), snd $1 ++ [fakeInfo()] } | |
884 | | jump TPtVirg { Jump (fst $1), snd $1 ++ [$2] } | |
885 | ||
886 | /*(* gccext: *)*/ | |
887 | | Tasm TOPar asmbody TCPar TPtVirg { Asm $3, [$1;$2;$4;$5] } | |
888 | | Tasm Tvolatile TOPar asmbody TCPar TPtVirg { Asm $4, [$1;$2;$3;$5;$6] } | |
889 | ||
890 | /*(* cppext: *)*/ | |
485bce71 | 891 | | TMacroStmt { MacroStmt, [snd $1] } |
34e49164 C |
892 | |
893 | ||
894 | ||
895 | ||
ae4735db C |
896 | /*(* note that case 1: case 2: i++; would be correctly parsed, but with |
897 | * a Case (1, (Case (2, i++))) :( | |
34e49164 | 898 | *)*/ |
ae4735db | 899 | labeled: |
b1b2de81 | 900 | | ident_cpp TDotDot statement { Label ($1, $3), [$2] } |
34e49164 | 901 | | Tcase const_expr TDotDot statement { Case ($2, $4), [$1; $3] } |
ae4735db | 902 | | Tcase const_expr TEllipsis const_expr TDotDot statement |
34e49164 | 903 | { CaseRange ($2, $4, $6), [$1;$3;$5] } /*(* gccext: allow range *)*/ |
ae4735db | 904 | | Tdefault TDotDot statement { Default $3, [$1; $2] } |
34e49164 | 905 | |
ae4735db | 906 | end_labeled: |
34e49164 | 907 | /*(* gccext: allow toto: } |
485bce71 C |
908 | * was generating each 30 shift/Reduce conflicts, |
909 | * mais ca va, ca fait ce qu'il faut. | |
ae4735db | 910 | * update: julia fixed the problem by introducing end_labeled |
485bce71 | 911 | * and modifying below stat_or_decl_list |
34e49164 | 912 | *)*/ |
ae4735db | 913 | | ident_cpp TDotDot |
708f4980 | 914 | { Label ($1, (mk_st (ExprStatement None) Ast_c.noii)), [$2] } |
ae4735db | 915 | | Tcase const_expr TDotDot |
708f4980 | 916 | { Case ($2, (mk_st (ExprStatement None) Ast_c.noii)), [$1;$3] } |
ae4735db | 917 | | Tdefault TDotDot |
708f4980 | 918 | { Default (mk_st (ExprStatement None) Ast_c.noii), [$1; $2] } |
34e49164 C |
919 | |
920 | ||
921 | ||
922 | ||
923 | ||
924 | compound: tobrace compound2 tcbrace { $2, [$1; $3] } | |
925 | ||
34e49164 C |
926 | |
927 | /* | |
928 | (* cppext: because of cpp, some stuff looks like declaration but are in | |
929 | * fact statement but too hard to figure out, and if parse them as | |
930 | * expression, then we force to have first decls and then exprs, then | |
931 | * will have a parse error. So easier to let mix decl/statement. | |
932 | * Moreover it helps to not make such a difference between decl and | |
933 | * statement for further coccinelle phases to factorize code. | |
934 | *)*/ | |
ae4735db | 935 | compound2: |
34e49164 C |
936 | | { ([]) } |
937 | | stat_or_decl_list { $1 } | |
938 | ||
34e49164 | 939 | |
ae4735db C |
940 | stat_or_decl_list: |
941 | | stat_or_decl { [$1] } | |
485bce71 | 942 | /*(* gccext: to avoid conflicts, cf end_labeled above *)*/ |
708f4980 | 943 | | end_labeled { [StmtElem (mk_st (Labeled (fst $1)) (snd $1))] } |
485bce71 C |
944 | /*(* old: conflicts | stat_or_decl_list stat_or_decl { $1 ++ [$2] } *)*/ |
945 | | stat_or_decl stat_or_decl_list { $1 :: $2 } | |
946 | ||
ae4735db | 947 | stat_or_decl: |
708f4980 | 948 | | decl { StmtElem (mk_st (Decl ($1 Ast_c.LocalDecl)) Ast_c.noii) } |
485bce71 | 949 | | statement { StmtElem $1 } |
34e49164 C |
950 | |
951 | /*(* gccext: *)*/ | |
708f4980 | 952 | | function_definition { StmtElem (mk_st (NestedFunc $1) Ast_c.noii) } |
34e49164 | 953 | |
485bce71 | 954 | /* (* cppext: *)*/ |
ae4735db | 955 | | cpp_directive |
485bce71 | 956 | { CppDirectiveStmt $1 } |
ae4735db | 957 | | cpp_ifdef_directive/*(* stat_or_decl_list ...*)*/ |
485bce71 | 958 | { IfdefStmt $1 } |
34e49164 C |
959 | |
960 | ||
ae4735db | 961 | expr_statement: |
34e49164 C |
962 | | TPtVirg { None, [$1] } |
963 | | expr TPtVirg { Some $1, [$2] } | |
964 | ||
ae4735db | 965 | selection: |
485bce71 | 966 | | Tif TOPar expr TCPar statement %prec SHIFTHERE |
708f4980 | 967 | { If ($3, $5, (mk_st (ExprStatement None) Ast_c.noii)), [$1;$2;$4] } |
ae4735db | 968 | | Tif TOPar expr TCPar statement Telse statement |
34e49164 | 969 | { If ($3, $5, $7), [$1;$2;$4;$6] } |
ae4735db | 970 | | Tswitch TOPar expr TCPar statement |
34e49164 C |
971 | { Switch ($3,$5), [$1;$2;$4] } |
972 | ||
ae4735db C |
973 | iteration: |
974 | | Twhile TOPar expr TCPar statement | |
34e49164 | 975 | { While ($3,$5), [$1;$2;$4] } |
ae4735db | 976 | | Tdo statement Twhile TOPar expr TCPar TPtVirg |
34e49164 C |
977 | { DoWhile ($2,$5), [$1;$3;$4;$6;$7] } |
978 | | Tfor TOPar expr_statement expr_statement TCPar statement | |
979 | { For ($3,$4,(None, []),$6), [$1;$2;$5]} | |
980 | | Tfor TOPar expr_statement expr_statement expr TCPar statement | |
981 | { For ($3,$4,(Some $5, []),$7), [$1;$2;$6] } | |
485bce71 C |
982 | /*(* c++ext: for(int i = 0; i < n; i++)*)*/ |
983 | | Tfor TOPar decl expr_statement expr_opt TCPar statement | |
ae4735db | 984 | { |
485bce71 | 985 | (* pr2 "DECL in for"; *) |
b1b2de81 | 986 | MacroIteration ("toto", [], $7),[$1;$2;$6] (* TODOfake ast, TODO need decl2 ? *) |
34e49164 | 987 | } |
34e49164 C |
988 | /*(* cppext: *)*/ |
989 | | TMacroIterator TOPar argument_list_ne TCPar statement | |
990 | { MacroIteration (fst $1, $3, $5), [snd $1;$2;$4] } | |
991 | | TMacroIterator TOPar TCPar statement | |
992 | { MacroIteration (fst $1, [], $4), [snd $1;$2;$3] } | |
993 | ||
994 | /*(* the ';' in the caller grammar rule will be appended to the infos *)*/ | |
ae4735db C |
995 | jump: |
996 | | Tgoto ident_cpp { Goto ($2), [$1] } | |
34e49164 C |
997 | | Tcontinue { Continue, [$1] } |
998 | | Tbreak { Break, [$1] } | |
ae4735db | 999 | | Treturn { Return, [$1] } |
34e49164 C |
1000 | | Treturn expr { ReturnExpr $2, [$1] } |
1001 | | Tgoto TMul expr { GotoComputed $3, [$1;$2] } | |
1002 | ||
1003 | ||
1004 | ||
1005 | /*(*----------------------------*)*/ | |
1006 | /*(* gccext: *)*/ | |
1007 | /*(*----------------------------*)*/ | |
1008 | string_elem: | |
1009 | | TString { [snd $1] } | |
1010 | /*(* cppext: ex= printk (KERN_INFO "xxx" UTS_RELEASE) *)*/ | |
485bce71 | 1011 | | TMacroString { [snd $1] } |
34e49164 C |
1012 | |
1013 | ||
ae4735db | 1014 | asmbody: |
34e49164 C |
1015 | | string_list colon_asm_list { $1, $2 } |
1016 | | string_list { $1, [] } /*(* in old kernel *)*/ | |
1017 | ||
1018 | ||
1019 | colon_asm: TDotDot colon_option_list { Colon $2, [$1] } | |
1020 | ||
ae4735db | 1021 | colon_option: |
34e49164 | 1022 | | TString { ColonMisc, [snd $1] } |
ae4735db | 1023 | | TString TOPar asm_expr TCPar { ColonExpr $3, [snd $1; $2;$4] } |
34e49164 C |
1024 | /*(* cppext: certainly a macro *)*/ |
1025 | | TOCro identifier TCCro TString TOPar asm_expr TCPar | |
1026 | { ColonExpr $6, [$1;snd $2;$3;snd $4; $5; $7 ] } | |
1027 | | identifier { ColonMisc, [snd $1] } | |
1028 | | /*(* empty *)*/ { ColonMisc, [] } | |
1029 | ||
1030 | asm_expr: assign_expr { $1 } | |
1031 | ||
34e49164 | 1032 | /*(*************************************************************************)*/ |
485bce71 | 1033 | /*(* types *)*/ |
34e49164 | 1034 | /*(*************************************************************************)*/ |
ae4735db | 1035 | |
34e49164 | 1036 | |
485bce71 C |
1037 | /*(*-----------------------------------------------------------------------*)*/ |
1038 | /*(* Type spec, left part of a type *)*/ | |
1039 | /*(*-----------------------------------------------------------------------*)*/ | |
ae4735db | 1040 | type_spec2: |
34e49164 C |
1041 | | Tvoid { Right3 (BaseType Void), [$1] } |
1042 | | Tchar { Right3 (BaseType (IntType CChar)), [$1]} | |
1043 | | Tint { Right3 (BaseType (IntType (Si (Signed,CInt)))), [$1]} | |
1044 | | Tfloat { Right3 (BaseType (FloatType CFloat)), [$1]} | |
1045 | | Tdouble { Right3 (BaseType (FloatType CDouble)), [$1] } | |
1eddfd50 C |
1046 | | Tsize_t { Right3 (BaseType SizeType), [$1] } |
1047 | | Tssize_t { Right3 (BaseType SSizeType), [$1] } | |
1048 | | Tptrdiff_t { Right3 (BaseType PtrDiffType), [$1] } | |
34e49164 C |
1049 | | Tshort { Middle3 Short, [$1]} |
1050 | | Tlong { Middle3 Long, [$1]} | |
1051 | | Tsigned { Left3 Signed, [$1]} | |
1052 | | Tunsigned { Left3 UnSigned, [$1]} | |
1053 | | struct_or_union_spec { Right3 (fst $1), snd $1 } | |
1054 | | enum_spec { Right3 (fst $1), snd $1 } | |
1055 | ||
1056 | /* | |
ae4735db C |
1057 | (* parse_typedef_fix1: cant put: TIdent {} cos it make the grammar |
1058 | * ambiguous, generates lots of conflicts => we must | |
34e49164 | 1059 | * use some tricks: we make the lexer and parser cooperate, cf lexerParser.ml. |
ae4735db C |
1060 | * |
1061 | * parse_typedef_fix2: this is not enough, and you must use | |
34e49164 | 1062 | * parse_typedef_fix2 to fully manage typedef problems in grammar. |
ae4735db | 1063 | * |
34e49164 | 1064 | * parse_typedef_fix3: |
ae4735db | 1065 | * |
34e49164 C |
1066 | * parse_typedef_fix4: try also to do now some consistency checking in |
1067 | * Parse_c | |
ae4735db C |
1068 | *)*/ |
1069 | | TypedefIdent | |
b1b2de81 C |
1070 | { let name = RegularName (mk_string_wrap $1) in |
1071 | Right3 (TypeName (name, Ast_c.noTypedefDef())),[] } | |
34e49164 C |
1072 | |
1073 | | Ttypeof TOPar assign_expr TCPar { Right3 (TypeOfExpr ($3)), [$1;$2;$4] } | |
1074 | | Ttypeof TOPar type_name TCPar { Right3 (TypeOfType ($3)), [$1;$2;$4] } | |
1075 | ||
34e49164 C |
1076 | /*(*----------------------------*)*/ |
1077 | /*(* workarounds *)*/ | |
1078 | /*(*----------------------------*)*/ | |
1079 | ||
34e49164 C |
1080 | type_spec: type_spec2 { dt "type" (); $1 } |
1081 | ||
485bce71 C |
1082 | /*(*-----------------------------------------------------------------------*)*/ |
1083 | /*(* Qualifiers *)*/ | |
1084 | /*(*-----------------------------------------------------------------------*)*/ | |
34e49164 | 1085 | |
ae4735db | 1086 | type_qualif: |
485bce71 C |
1087 | | Tconst { {const=true ; volatile=false}, $1 } |
1088 | | Tvolatile { {const=false ; volatile=true}, $1 } | |
1089 | /*(* C99 *)*/ | |
1090 | | Trestrict { (* TODO *) {const=false ; volatile=false}, $1 } | |
34e49164 C |
1091 | |
1092 | ||
1093 | /*(*-----------------------------------------------------------------------*)*/ | |
485bce71 | 1094 | /*(* gccext: attributes *)*/ |
34e49164 | 1095 | /*(*-----------------------------------------------------------------------*)*/ |
34e49164 | 1096 | |
485bce71 C |
1097 | attribute: |
1098 | | Tattribute TOPar /*stuff*/ TCPar { raise Todo } | |
1099 | /*(* cppext: *)*/ | |
1100 | | TMacroAttr { Attribute (fst $1), [snd $1] } | |
34e49164 | 1101 | |
485bce71 C |
1102 | attribute_storage: |
1103 | | TMacroAttrStorage { $1 } | |
34e49164 | 1104 | |
485bce71 C |
1105 | type_qualif_attr: |
1106 | | type_qualif { $1 } | |
91eba41f C |
1107 | /*(*TODO !!!!! *)*/ |
1108 | | TMacroAttr { {const=true ; volatile=false}, snd $1 } | |
34e49164 | 1109 | |
485bce71 C |
1110 | /*(*-----------------------------------------------------------------------*)*/ |
1111 | /*(* Declarator, right part of a type + second part of decl (the ident) *)*/ | |
1112 | /*(*-----------------------------------------------------------------------*)*/ | |
34e49164 C |
1113 | |
1114 | /* | |
ae4735db C |
1115 | (* declarator return a couple: |
1116 | * (name, partial type (a function to be applied to return type)) | |
34e49164 C |
1117 | * |
1118 | * when int* f(int) we must return Func(Pointer int,int) and not | |
ae4735db | 1119 | * Pointer (Func(int,int) |
34e49164 C |
1120 | *)*/ |
1121 | ||
ae4735db | 1122 | declarator: |
34e49164 C |
1123 | | pointer direct_d { (fst $2, fun x -> x +> $1 +> (snd $2) ) } |
1124 | | direct_d { $1 } | |
1125 | ||
1126 | /*(* so must do int * const p; if the pointer is constant, not the pointee *)*/ | |
ae4735db | 1127 | pointer: |
f59c9fb7 C |
1128 | | tmul { fun x -> mk_ty (Pointer x) [$1] } |
1129 | | tmul pointer { fun x -> mk_ty (Pointer ($2 x)) [$1] } | |
1130 | | tmul type_qualif_list | |
708f4980 | 1131 | { fun x -> ($2.qualifD, mk_tybis (Pointer x) [$1])} |
f59c9fb7 | 1132 | | tmul type_qualif_list pointer |
708f4980 | 1133 | { fun x -> ($2.qualifD, mk_tybis (Pointer ($3 x)) [$1]) } |
34e49164 | 1134 | |
f59c9fb7 C |
1135 | tmul: |
1136 | TMul { $1 } | |
1137 | | TAnd | |
1138 | { if !Flag.c_plus_plus | |
1139 | then $1 | |
1140 | else | |
1141 | let i = Ast_c.parse_info_of_info $1 in | |
1142 | raise (Semantic("& not allowed in C types, try -c++ option", i)) } | |
1143 | ||
34e49164 | 1144 | |
ae4735db | 1145 | direct_d: |
708f4980 | 1146 | | identifier_cpp |
34e49164 | 1147 | { ($1, fun x -> x) } |
ae4735db | 1148 | | TOPar declarator TCPar /*(* forunparser: old: $2 *)*/ |
708f4980 | 1149 | { (fst $2, fun x -> mk_ty (ParenType ((snd $2) x)) [$1;$3]) } |
ae4735db | 1150 | | direct_d tocro tccro |
708f4980 | 1151 | { (fst $1,fun x->(snd $1) (mk_ty (Array (None,x)) [$2;$3])) } |
34e49164 | 1152 | | direct_d tocro const_expr tccro |
708f4980 | 1153 | { (fst $1,fun x->(snd $1) (mk_ty (Array (Some $3,x)) [$2;$4])) } |
34e49164 C |
1154 | | direct_d topar tcpar |
1155 | { (fst $1, | |
ae4735db | 1156 | fun x->(snd $1) |
708f4980 | 1157 | (mk_ty (FunctionType (x,(([],(false, []))))) [$2;$3])) |
34e49164 C |
1158 | } |
1159 | | direct_d topar parameter_type_list tcpar | |
ae4735db C |
1160 | { (fst $1,fun x->(snd $1) |
1161 | (mk_ty (FunctionType (x, $3)) [$2;$4])) | |
708f4980 | 1162 | } |
34e49164 C |
1163 | |
1164 | ||
485bce71 C |
1165 | /*(*----------------------------*)*/ |
1166 | /*(* workarounds *)*/ | |
1167 | /*(*----------------------------*)*/ | |
1168 | ||
1169 | tocro: TOCro { et "tocro" ();$1 } | |
1170 | tccro: TCCro { dt "tccro" ();$1 } | |
1171 | ||
1172 | /*(*-----------------------------------------------------------------------*)*/ | |
ae4735db | 1173 | abstract_declarator: |
485bce71 C |
1174 | | pointer { $1 } |
1175 | | direct_abstract_declarator { $1 } | |
1176 | | pointer direct_abstract_declarator { fun x -> x +> $2 +> $1 } | |
1177 | ||
ae4735db | 1178 | direct_abstract_declarator: |
485bce71 | 1179 | | TOPar abstract_declarator TCPar /*(* forunparser: old: $2 *)*/ |
708f4980 | 1180 | { fun x -> mk_ty (ParenType ($2 x)) [$1;$3] } |
485bce71 | 1181 | |
ae4735db | 1182 | | TOCro TCCro |
708f4980 | 1183 | { fun x -> mk_ty (Array (None, x)) [$1;$2] } |
ae4735db | 1184 | | TOCro const_expr TCCro |
708f4980 | 1185 | { fun x -> mk_ty (Array (Some $2, x)) [$1;$3] } |
ae4735db | 1186 | | direct_abstract_declarator TOCro TCCro |
708f4980 | 1187 | { fun x -> $1 (mk_ty (Array (None, x)) [$2;$3]) } |
485bce71 | 1188 | | direct_abstract_declarator TOCro const_expr TCCro |
708f4980 | 1189 | { fun x -> $1 (mk_ty (Array (Some $3,x)) [$2;$4]) } |
ae4735db | 1190 | | TOPar TCPar |
708f4980 | 1191 | { fun x -> mk_ty (FunctionType (x, ([], (false, [])))) [$1;$2] } |
0708f913 | 1192 | | topar parameter_type_list tcpar |
708f4980 | 1193 | { fun x -> mk_ty (FunctionType (x, $2)) [$1;$3] } |
0708f913 C |
1194 | /*(* subtle: here must also use topar, not TOPar, otherwise if have for |
1195 | * instance (xxx ( * )(xxx)) cast, then the second xxx may still be a Tident | |
ae4735db | 1196 | * but we want to reduce topar, to set the InParameter so that |
0708f913 C |
1197 | * parsing_hack can get a chance to change the type of xxx into a typedef. |
1198 | * That's an example where parsing_hack and the lookahead of ocamlyacc does | |
ae4735db | 1199 | * not go very well together ... we got the info too late. We got |
0708f913 C |
1200 | * a similar pb with xxx xxx; declaration, cf parsing_hack.ml and the |
1201 | * "disable typedef cos special case ..." message. | |
1202 | *)*/ | |
1203 | | direct_abstract_declarator topar tcpar | |
708f4980 | 1204 | { fun x -> $1 (mk_ty (FunctionType (x, (([], (false, []))))) [$2;$3]) } |
0708f913 | 1205 | | direct_abstract_declarator topar parameter_type_list tcpar |
708f4980 | 1206 | { fun x -> $1 (mk_ty (FunctionType (x, $3)) [$2;$4]) } |
485bce71 C |
1207 | |
1208 | /*(*-----------------------------------------------------------------------*)*/ | |
1209 | /*(* Parameters (use decl_spec not type_spec just for 'register') *)*/ | |
1210 | /*(*-----------------------------------------------------------------------*)*/ | |
ae4735db | 1211 | parameter_type_list: |
34e49164 C |
1212 | | parameter_list { ($1, (false, []))} |
1213 | | parameter_list TComma TEllipsis { ($1, (true, [$2;$3])) } | |
1214 | ||
1215 | ||
ae4735db | 1216 | parameter_decl2: |
34e49164 | 1217 | | decl_spec declaratorp |
b1b2de81 C |
1218 | { let ((returnType,hasreg),iihasreg) = fixDeclSpecForParam $1 in |
1219 | let (name, ftyp) = $2 in | |
1220 | { p_namei = Some (name); | |
1221 | p_type = ftyp returnType; | |
1222 | p_register = (hasreg, iihasreg); | |
1223 | } | |
34e49164 | 1224 | } |
485bce71 | 1225 | | decl_spec abstract_declaratorp |
ae4735db | 1226 | { let ((returnType,hasreg), iihasreg) = fixDeclSpecForParam $1 in |
b1b2de81 C |
1227 | { p_namei = None; |
1228 | p_type = $2 returnType; | |
1229 | p_register = hasreg, iihasreg; | |
ae4735db | 1230 | } |
34e49164 C |
1231 | } |
1232 | | decl_spec | |
b1b2de81 C |
1233 | { let ((returnType,hasreg), iihasreg) = fixDeclSpecForParam $1 in |
1234 | { p_namei = None; | |
1235 | p_type = returnType; | |
1236 | p_register = hasreg, iihasreg; | |
1237 | } | |
34e49164 C |
1238 | } |
1239 | ||
1240 | ||
1241 | /*(*----------------------------*)*/ | |
1242 | /*(* workarounds *)*/ | |
1243 | /*(*----------------------------*)*/ | |
1244 | ||
485bce71 | 1245 | parameter_decl: parameter_decl2 { et "param" (); $1 } |
708f4980 | 1246 | | attributes parameter_decl2 { et "param" (); $2 } |
34e49164 | 1247 | |
ae4735db | 1248 | declaratorp: |
b1b2de81 | 1249 | | declarator { LP.add_ident (str_of_name (fst $1)); $1 } |
485bce71 | 1250 | /*(* gccext: *)*/ |
b1b2de81 C |
1251 | | attributes declarator { LP.add_ident (str_of_name (fst $2)); $2 } |
1252 | | declarator attributes { LP.add_ident (str_of_name (fst $1)); $1 } | |
34e49164 | 1253 | |
485bce71 C |
1254 | abstract_declaratorp: |
1255 | | abstract_declarator { $1 } | |
1256 | /*(* gccext: *)*/ | |
1257 | | attributes abstract_declarator { $2 } | |
1258 | ||
1259 | /*(*-----------------------------------------------------------------------*)*/ | |
1260 | /*(* helper type rules *)*/ | |
1261 | /*(*-----------------------------------------------------------------------*)*/ | |
1262 | ||
1263 | /*(* for struct and also typename *)*/ | |
1264 | /*(* cant put decl_spec cos no storage is allowed for field struct *)*/ | |
ae4735db | 1265 | spec_qualif_list2: |
485bce71 C |
1266 | | type_spec { addTypeD ($1, nullDecl) } |
1267 | | type_qualif { {nullDecl with qualifD = (fst $1,[snd $1])}} | |
1268 | | type_spec spec_qualif_list { addTypeD ($1,$2) } | |
1269 | | type_qualif spec_qualif_list { addQualifD ($1,$2) } | |
1270 | ||
1271 | spec_qualif_list: spec_qualif_list2 { dt "spec_qualif" (); $1 } | |
1272 | ||
1273 | ||
1274 | /*(* for pointers in direct_declarator and abstract_declarator *)*/ | |
ae4735db | 1275 | type_qualif_list: |
485bce71 C |
1276 | | type_qualif_attr { {nullDecl with qualifD = (fst $1,[snd $1])} } |
1277 | | type_qualif_list type_qualif_attr { addQualifD ($2,$1) } | |
34e49164 | 1278 | |
34e49164 C |
1279 | |
1280 | ||
485bce71 | 1281 | |
ae4735db | 1282 | |
485bce71 C |
1283 | |
1284 | /*(*-----------------------------------------------------------------------*)*/ | |
1285 | /*(* xxx_type_id *)*/ | |
34e49164 | 1286 | /*(*-----------------------------------------------------------------------*)*/ |
485bce71 | 1287 | |
ae4735db C |
1288 | type_name: |
1289 | | spec_qualif_list | |
34e49164 | 1290 | { let (returnType, _) = fixDeclSpecForDecl $1 in returnType } |
485bce71 | 1291 | | spec_qualif_list abstract_declaratort |
34e49164 C |
1292 | { let (returnType, _) = fixDeclSpecForDecl $1 in $2 returnType } |
1293 | ||
1294 | ||
34e49164 | 1295 | |
ae4735db | 1296 | abstract_declaratort: |
485bce71 C |
1297 | | abstract_declarator { $1 } |
1298 | /*(* gccext: *)*/ | |
1299 | | attributes abstract_declarator { $2 } | |
1300 | ||
1301 | ||
1302 | /*(*************************************************************************)*/ | |
1303 | /*(* declaration and initializers *)*/ | |
1304 | /*(*************************************************************************)*/ | |
1305 | ||
ae4735db | 1306 | decl2: |
485bce71 C |
1307 | | decl_spec TPtVirg |
1308 | { function local -> | |
ae4735db | 1309 | let (returnType,storage) = fixDeclSpecForDecl $1 in |
485bce71 | 1310 | let iistart = Ast_c.fakeInfo () in |
ae4735db | 1311 | DeclList ([{v_namei = None; v_type = returnType; |
485bce71 C |
1312 | v_storage = unwrap storage; v_local = local; |
1313 | v_attr = Ast_c.noattr; | |
978fd7e5 | 1314 | v_type_bis = ref None; |
ae4735db | 1315 | },[]], |
485bce71 | 1316 | ($2::iistart::snd storage)) |
ae4735db C |
1317 | } |
1318 | | decl_spec init_declarator_list TPtVirg | |
485bce71 C |
1319 | { function local -> |
1320 | let (returnType,storage) = fixDeclSpecForDecl $1 in | |
1321 | let iistart = Ast_c.fakeInfo () in | |
1322 | DeclList ( | |
ae4735db | 1323 | ($2 +> List.map (fun ((((name,f),attrs), ini), iivirg) -> |
b1b2de81 | 1324 | let s = str_of_name name in |
ae4735db | 1325 | if fst (unwrap storage) =*= StoTypedef |
485bce71 | 1326 | then LP.add_typedef s; |
4dfbc1c2 | 1327 | {v_namei = Some (name, ini); |
485bce71 C |
1328 | v_type = f returnType; |
1329 | v_storage = unwrap storage; | |
1330 | v_local = local; | |
1331 | v_attr = attrs; | |
978fd7e5 | 1332 | v_type_bis = ref None; |
485bce71 | 1333 | }, |
ae4735db | 1334 | iivirg |
485bce71 C |
1335 | ) |
1336 | ), ($3::iistart::snd storage)) | |
ae4735db | 1337 | } |
485bce71 C |
1338 | /*(* cppext: *)*/ |
1339 | ||
ae4735db | 1340 | | TMacroDecl TOPar argument_list TCPar TPtVirg |
485bce71 C |
1341 | { function _ -> |
1342 | MacroDecl ((fst $1, $3), [snd $1;$2;$4;$5;fakeInfo()]) } | |
ae4735db | 1343 | | Tstatic TMacroDecl TOPar argument_list TCPar TPtVirg |
485bce71 C |
1344 | { function _ -> |
1345 | MacroDecl ((fst $2, $4), [snd $2;$3;$5;$6;fakeInfo();$1]) } | |
ae4735db | 1346 | | Tstatic TMacroDeclConst TMacroDecl TOPar argument_list TCPar TPtVirg |
485bce71 C |
1347 | { function _ -> |
1348 | MacroDecl ((fst $3, $5), [snd $3;$4;$6;$7;fakeInfo();$1;$2])} | |
1349 | ||
1350 | ||
1351 | /*(*-----------------------------------------------------------------------*)*/ | |
ae4735db | 1352 | decl_spec2: |
485bce71 C |
1353 | | storage_class_spec { {nullDecl with storageD = (fst $1, [snd $1]) } } |
1354 | | type_spec { addTypeD ($1,nullDecl) } | |
1355 | | type_qualif { {nullDecl with qualifD = (fst $1, [snd $1]) } } | |
1356 | | Tinline { {nullDecl with inlineD = (true, [$1]) } } | |
1357 | | storage_class_spec decl_spec2 { addStorageD ($1, $2) } | |
1358 | | type_spec decl_spec2 { addTypeD ($1, $2) } | |
1359 | | type_qualif decl_spec2 { addQualifD ($1, $2) } | |
1360 | | Tinline decl_spec2 { addInlineD ((true, $1), $2) } | |
1361 | ||
1362 | /*(* can simplify by putting all in _opt ? must have at least one otherwise | |
ae4735db | 1363 | * decl_list is ambiguous ? (no cos have ';' between decl) |
485bce71 C |
1364 | *)*/ |
1365 | ||
1366 | ||
ae4735db | 1367 | storage_class_spec2: |
485bce71 C |
1368 | | Tstatic { Sto Static, $1 } |
1369 | | Textern { Sto Extern, $1 } | |
1370 | | Tauto { Sto Auto, $1 } | |
1371 | | Tregister { Sto Register,$1 } | |
1372 | | Ttypedef { StoTypedef, $1 } | |
1373 | ||
1374 | storage_class_spec: | |
1375 | /*(* gccext: *)*/ | |
1376 | | storage_class_spec2 { $1 } | |
708f4980 | 1377 | | storage_class_spec2 attribute_storage_list { $1 (* TODO *) } |
485bce71 C |
1378 | |
1379 | ||
1380 | ||
1381 | /*(*----------------------------*)*/ | |
1382 | /*(* workarounds *)*/ | |
1383 | /*(*----------------------------*)*/ | |
1384 | ||
1385 | decl: decl2 { et "decl" (); $1 } | |
1386 | decl_spec: decl_spec2 { dt "declspec" (); $1 } | |
1387 | ||
1388 | /*(*-----------------------------------------------------------------------*)*/ | |
1389 | /*(* declarators (right part of type and variable) *)*/ | |
1390 | /*(*-----------------------------------------------------------------------*)*/ | |
ae4735db | 1391 | init_declarator2: |
4dfbc1c2 C |
1392 | | declaratori { ($1, NoInit) } |
1393 | | declaratori teq initialize { ($1, ValInit($2, $3)) } | |
1394 | /* C++ only */ | |
1395 | | declaratori TOParCplusplusInit argument_list TCPar | |
1396 | { ($1, ConstrInit($3,[$2;$4])) } | |
485bce71 C |
1397 | |
1398 | ||
1399 | /*(*----------------------------*)*/ | |
1400 | /*(* workarounds *)*/ | |
1401 | /*(*----------------------------*)*/ | |
1402 | teq: TEq { et "teq" (); $1 } | |
1403 | ||
1404 | init_declarator: init_declarator2 { dt "init" (); $1 } | |
1405 | ||
1406 | ||
1407 | /*(*----------------------------*)*/ | |
1408 | /*(* gccext: *)*/ | |
1409 | /*(*----------------------------*)*/ | |
1410 | ||
ae4735db | 1411 | declaratori: |
b1b2de81 | 1412 | | declarator { LP.add_ident (str_of_name (fst $1)); $1, Ast_c.noattr } |
485bce71 | 1413 | /*(* gccext: *)*/ |
b1b2de81 | 1414 | | declarator gcc_asm_decl { LP.add_ident (str_of_name (fst $1)); $1, Ast_c.noattr } |
485bce71 | 1415 | /*(* gccext: *)*/ |
b1b2de81 C |
1416 | | attributes declarator { LP.add_ident (str_of_name (fst $2)); $2, $1 } |
1417 | | declarator attributes { LP.add_ident (str_of_name (fst $1)); $1, Ast_c.noattr (* TODO *) } | |
485bce71 C |
1418 | |
1419 | ||
1420 | ||
ae4735db | 1421 | gcc_asm_decl: |
485bce71 C |
1422 | | Tasm TOPar asmbody TCPar { } |
1423 | | Tasm Tvolatile TOPar asmbody TCPar { } | |
1424 | ||
34e49164 | 1425 | |
34e49164 | 1426 | /*(*-----------------------------------------------------------------------*)*/ |
ae4735db C |
1427 | initialize: |
1428 | | assign_expr | |
34e49164 | 1429 | { InitExpr $1, [] } |
485bce71 | 1430 | | tobrace_ini initialize_list gcc_comma_opt_struct tcbrace_ini |
34e49164 | 1431 | { InitList (List.rev $2), [$1;$4]++$3 } |
485bce71 | 1432 | | tobrace_ini tcbrace_ini |
34e49164 C |
1433 | { InitList [], [$1;$2] } /*(* gccext: *)*/ |
1434 | ||
1435 | ||
1436 | /* | |
ae4735db | 1437 | (* opti: This time we use the weird order of non-terminal which requires in |
0708f913 | 1438 | * the "caller" to do a List.rev cos quite critical. With this weird order it |
34e49164 C |
1439 | * allows yacc to use a constant stack space instead of exploding if we would |
1440 | * do a 'initialize2 Tcomma initialize_list'. | |
1441 | *) | |
1442 | */ | |
ae4735db | 1443 | initialize_list: |
34e49164 C |
1444 | | initialize2 { [$1, []] } |
1445 | | initialize_list TComma initialize2 { ($3, [$2])::$1 } | |
1446 | ||
1447 | ||
1448 | /*(* gccext: condexpr and no assign_expr cos can have ambiguity with comma *)*/ | |
ae4735db C |
1449 | initialize2: |
1450 | | cond_expr | |
1451 | { InitExpr $1, [] } | |
485bce71 | 1452 | | tobrace_ini initialize_list gcc_comma_opt_struct tcbrace_ini |
34e49164 | 1453 | { InitList (List.rev $2), [$1;$4]++$3 } |
485bce71 | 1454 | | tobrace_ini tcbrace_ini |
34e49164 C |
1455 | { InitList [], [$1;$2] } |
1456 | ||
1457 | /*(* gccext: labeled elements, a.k.a designators *)*/ | |
ae4735db | 1458 | | designator_list TEq initialize2 |
34e49164 C |
1459 | { InitDesignators ($1, $3), [$2] } |
1460 | ||
1461 | /*(* gccext: old format *)*/ | |
1462 | | ident TDotDot initialize2 | |
1463 | { InitFieldOld (fst $1, $3), [snd $1; $2] } /*(* in old kernel *)*/ | |
ae4735db | 1464 | /* conflict |
34e49164 C |
1465 | | TOCro const_expr TCCro initialize2 |
1466 | { InitIndexOld ($2, $4), [$1;$3] } | |
485bce71 C |
1467 | */ |
1468 | ||
1469 | ||
34e49164 | 1470 | |
113803cf | 1471 | /*(* they can be nested, can have a .x[3].y *)*/ |
ae4735db C |
1472 | designator: |
1473 | | TDot ident | |
1474 | { DesignatorField (fst $2), [$1;snd $2] } | |
1475 | | TOCro const_expr TCCro | |
34e49164 | 1476 | { DesignatorIndex ($2), [$1;$3] } |
ae4735db | 1477 | | TOCro const_expr TEllipsis const_expr TCCro |
34e49164 C |
1478 | { DesignatorRange ($2, $4), [$1;$3;$5] } |
1479 | ||
1480 | ||
1481 | /*(*----------------------------*)*/ | |
1482 | /*(* workarounds *)*/ | |
1483 | /*(*----------------------------*)*/ | |
1484 | ||
ae4735db C |
1485 | gcc_comma_opt_struct: |
1486 | | TComma { [$1] } | |
34e49164 C |
1487 | | /*(* empty *)*/ { [Ast_c.fakeInfo() +> Ast_c.rewrap_str ","] } |
1488 | ||
1489 | ||
34e49164 C |
1490 | |
1491 | ||
1492 | ||
1493 | ||
1494 | ||
1495 | ||
485bce71 C |
1496 | /*(*************************************************************************)*/ |
1497 | /*(* struct *)*/ | |
1498 | /*(*************************************************************************)*/ | |
1499 | ||
ae4735db | 1500 | s_or_u_spec2: |
34e49164 C |
1501 | | struct_or_union ident tobrace_struct struct_decl_list_gcc tcbrace_struct |
1502 | { StructUnion (fst $1, Some (fst $2), $4), [snd $1;snd $2;$3;$5] } | |
1503 | | struct_or_union tobrace_struct struct_decl_list_gcc tcbrace_struct | |
1504 | { StructUnion (fst $1, None, $3), [snd $1;$2;$4] } | |
ae4735db | 1505 | | struct_or_union ident |
34e49164 C |
1506 | { StructUnionName (fst $1, fst $2), [snd $1;snd $2] } |
1507 | ||
ae4735db | 1508 | struct_or_union2: |
34e49164 C |
1509 | | Tstruct { Struct, $1 } |
1510 | | Tunion { Union, $1 } | |
485bce71 C |
1511 | /*(* gccext: *)*/ |
1512 | | Tstruct attributes { Struct, $1 (* TODO *) } | |
1513 | | Tunion attributes { Union, $1 (* TODO *) } | |
34e49164 C |
1514 | |
1515 | ||
1516 | ||
ae4735db | 1517 | struct_decl2: |
708f4980 C |
1518 | | field_declaration { DeclarationField $1 } |
1519 | | TPtVirg { EmptyField $1 } | |
1520 | ||
1521 | /*(* no conflict ? no need for a TMacroStruct ? apparently not as at struct | |
1522 | * the rule are slightly different. | |
1523 | *)*/ | |
1524 | | identifier TOPar argument_list TCPar TPtVirg | |
1525 | { MacroDeclField ((fst $1, $3), [snd $1;$2;$4;$5;fakeInfo()]) } | |
485bce71 C |
1526 | |
1527 | /*(* cppext: *)*/ | |
ae4735db | 1528 | | cpp_directive |
708f4980 | 1529 | { CppDirectiveStruct $1 } |
ae4735db | 1530 | | cpp_ifdef_directive/*(* struct_decl_list ... *)*/ |
708f4980 | 1531 | { IfdefStruct $1 } |
485bce71 C |
1532 | |
1533 | ||
1534 | field_declaration: | |
ae4735db C |
1535 | | spec_qualif_list struct_declarator_list TPtVirg |
1536 | { | |
34e49164 | 1537 | let (returnType,storage) = fixDeclSpecForDecl $1 in |
ae4735db | 1538 | if fst (unwrap storage) <> NoSto |
34e49164 | 1539 | then internal_error "parsing dont allow this"; |
ae4735db C |
1540 | |
1541 | FieldDeclList ($2 +> (List.map (fun (f, iivirg) -> | |
34e49164 | 1542 | f returnType, iivirg)) |
485bce71 | 1543 | ,[$3]) |
34e49164 | 1544 | (* dont need to check if typedef or func initialised cos |
ae4735db | 1545 | * grammar dont allow typedef nor initialiser in struct |
34e49164 C |
1546 | *) |
1547 | } | |
1548 | ||
ae4735db C |
1549 | | spec_qualif_list TPtVirg |
1550 | { | |
34e49164 C |
1551 | (* gccext: allow empty elements if it is a structdef or enumdef *) |
1552 | let (returnType,storage) = fixDeclSpecForDecl $1 in | |
ae4735db | 1553 | if fst (unwrap storage) <> NoSto |
34e49164 | 1554 | then internal_error "parsing dont allow this"; |
ae4735db | 1555 | |
b1b2de81 | 1556 | FieldDeclList ([(Simple (None, returnType)) , []], [$2]) |
34e49164 | 1557 | } |
485bce71 C |
1558 | |
1559 | ||
34e49164 C |
1560 | |
1561 | ||
1562 | ||
ae4735db C |
1563 | struct_declarator: |
1564 | | declaratorsd | |
b1b2de81 | 1565 | { (fun x -> Simple (Some (fst $1), (snd $1) x)) } |
ae4735db | 1566 | | dotdot const_expr2 |
b1b2de81 | 1567 | { (fun x -> BitField (None, x, $1, $2)) } |
ae4735db | 1568 | | declaratorsd dotdot const_expr2 |
b1b2de81 | 1569 | { (fun x -> BitField (Some (fst $1), ((snd $1) x), $2, $3)) } |
34e49164 C |
1570 | |
1571 | ||
1572 | /*(*----------------------------*)*/ | |
1573 | /*(* workarounds *)*/ | |
1574 | /*(*----------------------------*)*/ | |
ae4735db | 1575 | declaratorsd: |
485bce71 C |
1576 | | declarator { (*also ? LP.add_ident (fst (fst $1)); *) $1 } |
1577 | /*(* gccext: *)*/ | |
1578 | | attributes declarator { $2 } | |
1579 | | declarator attributes { $1 } | |
34e49164 | 1580 | |
34e49164 C |
1581 | |
1582 | ||
1583 | ||
1584 | struct_or_union_spec: s_or_u_spec2 { dt "su" (); $1 } | |
1585 | struct_or_union: struct_or_union2 { et "su" (); $1 } | |
1586 | struct_decl: struct_decl2 { et "struct" (); $1 } | |
1587 | ||
1588 | dotdot: TDotDot { et "dotdot" (); $1 } | |
1589 | const_expr2: const_expr { dt "const_expr2" (); $1 } | |
1590 | ||
ae4735db C |
1591 | struct_decl_list_gcc: |
1592 | | struct_decl_list { $1 } | |
34e49164 C |
1593 | | /*(* empty *)*/ { [] } /*(* gccext: allow empty struct *)*/ |
1594 | ||
1595 | ||
485bce71 C |
1596 | /*(*************************************************************************)*/ |
1597 | /*(* enum *)*/ | |
1598 | /*(*************************************************************************)*/ | |
ae4735db | 1599 | enum_spec: |
c491d8ee | 1600 | | Tenum tobrace_enum enumerator_list gcc_comma_opt_struct tcbrace_enum |
34e49164 | 1601 | { Enum (None, $3), [$1;$2;$5] ++ $4 } |
c491d8ee | 1602 | | Tenum ident tobrace_enum enumerator_list gcc_comma_opt_struct tcbrace_enum |
34e49164 | 1603 | { Enum (Some (fst $2), $4), [$1; snd $2; $3;$6] ++ $5 } |
ae4735db | 1604 | | Tenum ident |
34e49164 C |
1605 | { EnumName (fst $2), [$1; snd $2] } |
1606 | ||
ae4735db | 1607 | enumerator: |
b1b2de81 C |
1608 | | idente { $1, None } |
1609 | | idente TEq const_expr { $1, Some ($2, $3) } | |
34e49164 C |
1610 | |
1611 | ||
1612 | /*(*----------------------------*)*/ | |
1613 | /*(* workarounds *)*/ | |
1614 | /*(*----------------------------*)*/ | |
1615 | ||
b1b2de81 | 1616 | idente: ident_cpp { LP.add_ident (str_of_name $1); $1 } |
34e49164 | 1617 | |
34e49164 C |
1618 | |
1619 | ||
1620 | /*(*************************************************************************)*/ | |
485bce71 | 1621 | /*(* function *)*/ |
34e49164 | 1622 | /*(*************************************************************************)*/ |
485bce71 | 1623 | function_definition: function_def { fixFunc $1 } |
34e49164 | 1624 | |
ae4735db | 1625 | decl_list: |
91eba41f C |
1626 | | decl { [$1 Ast_c.LocalDecl] } |
1627 | | decl_list decl { $1 ++ [$2 Ast_c.LocalDecl] } | |
34e49164 | 1628 | |
9f8e26f4 | 1629 | /* hack : to drop when a better solution is found */ |
ae4735db | 1630 | cpp_directive_list: |
9f8e26f4 C |
1631 | | cpp_directive { } |
1632 | | cpp_directive_list cpp_directive { } | |
1633 | ||
ae4735db | 1634 | function_def: |
91eba41f | 1635 | | start_fun compound { LP.del_scope(); ($1, $2, None) } |
9f8e26f4 | 1636 | | start_fun cpp_directive_list compound { LP.del_scope(); ($1, $3, None) } |
ae4735db | 1637 | | start_fun decl_list compound { |
485bce71 | 1638 | (* TODO: undo the typedef added ? *) |
ae4735db | 1639 | LP.del_scope(); |
91eba41f | 1640 | ($1, $3, Some $2) |
485bce71 C |
1641 | } |
1642 | ||
ae4735db C |
1643 | start_fun: start_fun2 |
1644 | { LP.new_scope(); | |
1645 | fix_add_params_ident $1; | |
485bce71 | 1646 | (* toreput? !LP._lexer_hint.toplevel <- false; *) |
ae4735db | 1647 | $1 |
485bce71 C |
1648 | } |
1649 | ||
ae4735db | 1650 | start_fun2: decl_spec declaratorfd |
485bce71 C |
1651 | { let (returnType,storage) = fixDeclSpecForFuncDef $1 in |
1652 | let (id, attrs) = $2 in | |
ae4735db | 1653 | (fst id, fixOldCDecl ((snd id) returnType) , storage, attrs) |
485bce71 | 1654 | } |
f59c9fb7 C |
1655 | | ctor_dtor { $1 } |
1656 | ||
1657 | ctor_dtor: | |
1658 | | Tconstructorname topar tcpar { | |
1659 | let id = RegularName (mk_string_wrap $1) in | |
1660 | let ret = mk_ty NoType [] in | |
1661 | let ty = mk_ty (FunctionType (ret, (([], (false, []))))) [$2;$3] in | |
1662 | let storage = ((NoSto,false),[]) in | |
1663 | let attrs = [] in | |
1664 | (id, ty, storage, attrs) } | |
1665 | | Tconstructorname topar parameter_type_list tcpar { | |
1666 | let id = RegularName (mk_string_wrap $1) in | |
1667 | let ret = mk_ty NoType [] in | |
1668 | let ty = mk_ty (FunctionType (ret, $3)) [$2;$4] in | |
1669 | let storage = ((NoSto,false),[]) in | |
1670 | let attrs = [] in | |
1671 | (id, ty, storage, attrs) } | |
485bce71 C |
1672 | |
1673 | /*(*----------------------------*)*/ | |
1674 | /*(* workarounds *)*/ | |
1675 | /*(*----------------------------*)*/ | |
1676 | ||
5636bb2c C |
1677 | /* It would be very nice if we could make declarator aware that this is |
1678 | coming from a function definition. Then on the ( and ) cases, it could | |
1679 | set the state to something other than InParameter. Then the case | |
1680 | (TIdent (s, i1)::(TComma _|TCPar _)::_ , (TComma _ |TOPar _)::_ ) | |
1681 | in parsing_hacks.ml would not have to consider K&R variable declarations | |
1682 | as typedefs. Unfortunately, doing something about this problem seems to | |
1683 | introduce conflicts in the parser. */ | |
1684 | ||
ae4735db | 1685 | declaratorfd: |
485bce71 C |
1686 | | declarator { et "declaratorfd" (); $1, Ast_c.noattr } |
1687 | /*(* gccext: *)*/ | |
1688 | | attributes declarator { et "declaratorfd" (); $2, $1 } | |
1689 | | declarator attributes { et "declaratorfd" (); $1, Ast_c.noattr } | |
1690 | ||
1691 | ||
1692 | ||
1693 | /*(*************************************************************************)*/ | |
1694 | /*(* cpp directives *)*/ | |
1695 | /*(*************************************************************************)*/ | |
1696 | ||
ae4735db C |
1697 | cpp_directive: |
1698 | | TIncludeStart TIncludeFilename | |
1699 | { | |
485bce71 C |
1700 | let (i1, in_ifdef) = $1 in |
1701 | let (s, i2) = $2 in | |
1702 | ||
1703 | (* redo some lexing work :( *) | |
ae4735db | 1704 | let inc_file = |
485bce71 | 1705 | match () with |
ae4735db | 1706 | | _ when s =~ "^\"\\(.*\\)\"$" -> |
485bce71 | 1707 | Local (Common.split "/" (matched1 s)) |
ae4735db | 1708 | | _ when s =~ "^\\<\\(.*\\)\\>$" -> |
485bce71 | 1709 | NonLocal (Common.split "/" (matched1 s)) |
ae4735db C |
1710 | | _ -> |
1711 | Weird s | |
485bce71 C |
1712 | in |
1713 | Include { i_include = (inc_file, [i1;i2]); | |
1714 | i_rel_pos = Ast_c.noRelPos(); | |
1715 | i_is_in_ifdef = !in_ifdef; | |
1716 | i_content = Ast_c.noi_content; | |
1717 | } | |
1718 | } | |
1719 | ||
ae4735db | 1720 | | TDefine TIdentDefine define_val TDefEOL |
485bce71 C |
1721 | { Define ((fst $2, [$1; snd $2;$4]), (DefineVar, $3)) } |
1722 | ||
1723 | /* | |
1724 | (* The TOParDefine is introduced to avoid ambiguity with previous rules. | |
1725 | * A TOParDefine is a TOPar that was just next to the ident. | |
1726 | *)*/ | |
1727 | | TDefine TIdentDefine TOParDefine param_define_list TCPar define_val TDefEOL | |
ae4735db | 1728 | { Define |
3a314143 | 1729 | ((fst $2, [$1; snd $2; $7]), |
ae4735db | 1730 | (DefineFunc ($4, [$3;$5]), $6)) |
485bce71 C |
1731 | } |
1732 | ||
3a314143 C |
1733 | | TUndef TIdentDefine TDefEOL |
1734 | { Define((fst $2, [$1; snd $2; $3]), (Undef,DefineEmpty)) } | |
485bce71 C |
1735 | | TCppDirectiveOther { PragmaAndCo ([$1]) } |
1736 | ||
b1b2de81 C |
1737 | |
1738 | ||
1739 | ||
1740 | ||
ae4735db | 1741 | /*(* perhaps better to use assign_expr ? but in that case need |
485bce71 C |
1742 | * do a assign_expr_of_string in parse_c |
1743 | *)*/ | |
ae4735db | 1744 | define_val: |
485bce71 C |
1745 | | expr { DefineExpr $1 } |
1746 | | statement { DefineStmt $1 } | |
708f4980 C |
1747 | | decl { DefineStmt (mk_st (Decl ($1 Ast_c.NotLocalDecl)) Ast_c.noii) } |
1748 | ||
ae4735db | 1749 | /*(*old: |
708f4980 | 1750 | * | TypedefIdent { DefineType (nQ,(TypeName(fst $1,noTypedefDef()),[snd $1]))} |
ae4735db | 1751 | * get conflicts: |
708f4980 C |
1752 | * | spec_qualif_list TMul |
1753 | * { let (returnType, _) = fixDeclSpecForDecl $1 in DefineType returnType } | |
1754 | *) | |
1755 | */ | |
ae4735db C |
1756 | | decl_spec |
1757 | { let returnType = fixDeclSpecForMacro $1 in | |
708f4980 C |
1758 | DefineType returnType |
1759 | } | |
ae4735db C |
1760 | | decl_spec abstract_declarator |
1761 | { let returnType = fixDeclSpecForMacro $1 in | |
708f4980 C |
1762 | let typ = $2 returnType in |
1763 | DefineType typ | |
1764 | } | |
1765 | ||
ae4735db | 1766 | /* can be in conflict with decl_spec, maybe change fixDeclSpecForMacro |
708f4980 C |
1767 | * to also allow storage ? |
1768 | | storage_class_spec { DefineTodo } | |
1769 | | Tinline { DefineTodo } | |
1770 | */ | |
1771 | ||
1772 | /*(* a few special cases *)*/ | |
1773 | | stat_or_decl stat_or_decl_list { DefineTodo } | |
1774 | /* | |
1775 | | statement statement { DefineTodo } | |
1776 | | decl function_definition { DefineTodo } | |
1777 | */ | |
1778 | ||
1779 | ||
1780 | ||
485bce71 | 1781 | |
485bce71 C |
1782 | | function_definition { DefineFunction $1 } |
1783 | ||
ae4735db | 1784 | | TOBraceDefineInit initialize_list gcc_comma_opt_struct TCBrace comma_opt |
485bce71 C |
1785 | { DefineInit (InitList (List.rev $2), [$1;$4]++$3++$5) } |
1786 | ||
1787 | /*(* note: had a conflict before when were putting TInt instead of expr *)*/ | |
ae4735db | 1788 | | Tdo statement Twhile TOPar expr TCPar |
485bce71 | 1789 | { |
ae4735db C |
1790 | (* TOREPUT |
1791 | if fst $5 <> "0" | |
0708f913 | 1792 | then pr2 "WEIRD: in macro and have not a while(0)"; |
485bce71 C |
1793 | *) |
1794 | DefineDoWhileZero (($2,$5), [$1;$3;$4;$6]) | |
1795 | } | |
1796 | ||
485bce71 C |
1797 | | Tasm TOPar asmbody TCPar { DefineTodo } |
1798 | | Tasm Tvolatile TOPar asmbody TCPar { DefineTodo } | |
1799 | ||
485bce71 C |
1800 | /*(* aliases macro *)*/ |
1801 | | TMacroAttr { DefineTodo } | |
485bce71 C |
1802 | |
1803 | | /*(* empty *)*/ { DefineEmpty } | |
1804 | ||
1805 | ||
b1b2de81 C |
1806 | |
1807 | ||
485bce71 | 1808 | param_define: |
ae4735db C |
1809 | | TIdent { mk_string_wrap $1 } |
1810 | | TypedefIdent { mk_string_wrap $1 } | |
1811 | | TDefParamVariadic { mk_string_wrap $1 } | |
485bce71 C |
1812 | | TEllipsis { "...", [$1] } |
1813 | /*(* they reuse keywords :( *)*/ | |
1814 | | Tregister { "register", [$1] } | |
1815 | ||
1816 | ||
1817 | ||
1818 | ||
ae4735db C |
1819 | cpp_ifdef_directive: |
1820 | | TIfdef | |
1821 | { let (tag,ii) = $1 in | |
485bce71 | 1822 | IfdefDirective ((Ifdef, IfdefTag (Common.some !tag)), [ii]) } |
ae4735db C |
1823 | | TIfdefelse |
1824 | { let (tag,ii) = $1 in | |
485bce71 | 1825 | IfdefDirective ((IfdefElse, IfdefTag (Common.some !tag)), [ii]) } |
ae4735db C |
1826 | | TIfdefelif |
1827 | { let (tag,ii) = $1 in | |
485bce71 | 1828 | IfdefDirective ((IfdefElseif, IfdefTag (Common.some !tag)), [ii]) } |
ae4735db C |
1829 | | TEndif |
1830 | { let (tag,ii) = $1 in | |
485bce71 C |
1831 | IfdefDirective ((IfdefEndif, IfdefTag (Common.some !tag)), [ii]) } |
1832 | ||
ae4735db C |
1833 | | TIfdefBool |
1834 | { let (_b, tag,ii) = $1 in | |
485bce71 | 1835 | IfdefDirective ((Ifdef, IfdefTag (Common.some !tag)), [ii]) } |
ae4735db C |
1836 | | TIfdefMisc |
1837 | { let (_b, tag,ii) = $1 in | |
485bce71 | 1838 | IfdefDirective ((Ifdef, IfdefTag (Common.some !tag)), [ii]) } |
ae4735db C |
1839 | | TIfdefVersion |
1840 | { let (_b, tag,ii) = $1 in | |
485bce71 C |
1841 | IfdefDirective ((Ifdef, IfdefTag (Common.some !tag)), [ii]) } |
1842 | ||
1843 | ||
1844 | /*(* cppext: *)*/ | |
ae4735db | 1845 | cpp_other: |
485bce71 C |
1846 | /*(* no conflict ? no need for a TMacroTop ? apparently not as at toplevel |
1847 | * the rule are slightly different, they cant be statement and so expr | |
1848 | * at the top, only decl or function definition. | |
1849 | *)*/ | |
1850 | | identifier TOPar argument_list TCPar TPtVirg | |
ae4735db C |
1851 | { |
1852 | Declaration (MacroDecl ((fst $1, $3), [snd $1;$2;$4;$5;fakeInfo()])) | |
708f4980 C |
1853 | (* old: MacroTop (fst $1, $3, [snd $1;$2;$4;$5]) *) |
1854 | } | |
485bce71 C |
1855 | |
1856 | /*(* TCParEOL to fix the end-of-stream bug of ocamlyacc *)*/ | |
1857 | | identifier TOPar argument_list TCParEOL | |
ae4735db | 1858 | { MacroTop (fst $1, $3, [snd $1;$2;$4;fakeInfo()]) } |
485bce71 C |
1859 | |
1860 | /*(* ex: EXPORT_NO_SYMBOLS; *)*/ | |
1861 | | identifier TPtVirg { EmptyDef [snd $1;$2] } | |
1862 | ||
1863 | ||
1864 | ||
1865 | /*(*************************************************************************)*/ | |
1866 | /*(* celem *)*/ | |
1867 | /*(*************************************************************************)*/ | |
1868 | ||
ae4735db | 1869 | external_declaration: |
485bce71 C |
1870 | | function_definition { Definition $1 } |
1871 | | decl { Declaration ($1 Ast_c.NotLocalDecl) } | |
1872 | ||
1873 | ||
ae4735db | 1874 | celem: |
f59c9fb7 | 1875 | | external_declaration { $1 } |
485bce71 C |
1876 | |
1877 | /*(* cppext: *)*/ | |
ae4735db | 1878 | | cpp_directive |
485bce71 | 1879 | { CppTop $1 } |
ae4735db | 1880 | | cpp_other |
485bce71 C |
1881 | { $1 } |
1882 | | cpp_ifdef_directive /* (*external_declaration_list ...*)*/ | |
1883 | { IfdefTop $1 } | |
1884 | ||
1885 | /*(* can have asm declaration at toplevel *)*/ | |
ae4735db | 1886 | | Tasm TOPar asmbody TCPar TPtVirg { EmptyDef [$1;$2;$4;$5] } |
485bce71 C |
1887 | |
1888 | /* | |
1889 | (* in ~/kernels/src/linux-2.5.2/drivers/isdn/hisax/isdnl3.c sometimes | |
ae4735db | 1890 | * the function ends with }; instead of just } |
485bce71 C |
1891 | * can also remove this rule and report "parse error" pb to morton |
1892 | *)*/ | |
ae4735db C |
1893 | | TPtVirg { EmptyDef [$1] } |
1894 | ||
485bce71 | 1895 | |
ae4735db | 1896 | | EOF { FinalDef $1 } |
485bce71 C |
1897 | |
1898 | ||
1899 | ||
1900 | ||
1901 | /*(*************************************************************************)*/ | |
1902 | /*(* some generic workarounds *)*/ | |
1903 | /*(*************************************************************************)*/ | |
1904 | ||
1905 | tobrace: TOBrace { LP.push_context LP.InFunction; LP.new_scope (); $1 } | |
1906 | tcbrace: TCBrace { LP.pop_context(); LP.del_scope (); $1 } | |
1907 | ||
1908 | tobrace_enum: TOBrace { LP.push_context LP.InEnum; $1 } | |
1909 | tcbrace_enum: TCBrace { LP.pop_context (); $1 } | |
1910 | ||
1911 | tobrace_ini: TOBrace { LP.push_context LP.InInitializer; $1 } | |
1912 | tcbrace_ini: TCBrace { LP.pop_context (); $1 } | |
1913 | ||
1914 | tobrace_struct: TOBrace { LP.push_context LP.InStruct; $1} | |
1915 | tcbrace_struct: TCBrace { LP.pop_context (); $1 } | |
1916 | ||
1917 | ||
1918 | ||
1919 | ||
ae4735db C |
1920 | topar: TOPar |
1921 | { LP.new_scope ();et "topar" (); | |
485bce71 | 1922 | LP.push_context LP.InParameter; |
ae4735db | 1923 | $1 |
485bce71 | 1924 | } |
ae4735db C |
1925 | tcpar: TCPar |
1926 | { LP.del_scope ();dt "tcpar" (); | |
1927 | LP.pop_context (); | |
1928 | $1 | |
485bce71 C |
1929 | } |
1930 | ||
1931 | ||
1932 | ||
1933 | ||
1934 | /*(*************************************************************************)*/ | |
1935 | /*(* xxx_list, xxx_opt *)*/ | |
1936 | /*(*************************************************************************)*/ | |
1937 | ||
1938 | ||
1939 | /*(* old: | |
ae4735db | 1940 | compound2: |
485bce71 C |
1941 | | { ([],[]) } |
1942 | | statement_list { ([], $1) } | |
1943 | | decl_list { ($1, []) } | |
1944 | | decl_list statement_list { ($1,$2) } | |
1945 | ||
1946 | statement_list: stat_or_decl_list { $1 } | |
1947 | *)*/ | |
1948 | ||
1949 | ||
1950 | /*(* | |
ae4735db | 1951 | decl_list: |
485bce71 C |
1952 | | decl { [$1] } |
1953 | | decl_list decl { $1 ++ [$2] } | |
1954 | ||
ae4735db | 1955 | statement_list: |
485bce71 C |
1956 | | statement { [$1] } |
1957 | | statement_list statement { $1 ++ [$2] } | |
1958 | *)*/ | |
34e49164 | 1959 | |
34e49164 C |
1960 | |
1961 | ||
1962 | ||
1963 | ||
ae4735db | 1964 | string_list: |
34e49164 | 1965 | | string_elem { $1 } |
ae4735db | 1966 | | string_list string_elem { $1 ++ $2 } |
34e49164 | 1967 | |
ae4735db | 1968 | colon_asm_list: |
34e49164 C |
1969 | | colon_asm { [$1] } |
1970 | | colon_asm_list colon_asm { $1 ++ [$2] } | |
1971 | ||
ae4735db C |
1972 | colon_option_list: |
1973 | | colon_option { [$1, []] } | |
34e49164 C |
1974 | | colon_option_list TComma colon_option { $1 ++ [$3, [$2]] } |
1975 | ||
1976 | ||
ae4735db | 1977 | argument_list_ne: |
34e49164 C |
1978 | | argument_ne { [$1, []] } |
1979 | | argument_list_ne TComma argument { $1 ++ [$3, [$2]] } | |
1980 | ||
ae4735db | 1981 | argument_list: |
34e49164 C |
1982 | | argument { [$1, []] } |
1983 | | argument_list TComma argument { $1 ++ [$3, [$2]] } | |
1984 | ||
1985 | /*(* | |
1986 | expression_list: | |
1987 | | assign_expr { [$1, []] } | |
1988 | | expression_list TComma assign_expr { $1 ++ [$3, [$2]] } | |
1989 | *)*/ | |
1990 | ||
1991 | ||
ae4735db | 1992 | struct_decl_list: |
34e49164 C |
1993 | | struct_decl { [$1] } |
1994 | | struct_decl_list struct_decl { $1 ++ [$2] } | |
1995 | ||
1996 | ||
ae4735db | 1997 | struct_declarator_list: |
34e49164 C |
1998 | | struct_declarator { [$1, []] } |
1999 | | struct_declarator_list TComma struct_declarator { $1 ++ [$3, [$2]] } | |
2000 | ||
2001 | ||
ae4735db | 2002 | enumerator_list: |
34e49164 C |
2003 | | enumerator { [$1, []] } |
2004 | | enumerator_list TComma enumerator { $1 ++ [$3, [$2]] } | |
2005 | ||
2006 | ||
ae4735db | 2007 | init_declarator_list: |
34e49164 C |
2008 | | init_declarator { [$1, []] } |
2009 | | init_declarator_list TComma init_declarator { $1 ++ [$3, [$2]] } | |
2010 | ||
2011 | ||
ae4735db | 2012 | parameter_list: |
34e49164 C |
2013 | | parameter_decl { [$1, []] } |
2014 | | parameter_list TComma parameter_decl { $1 ++ [$3, [$2]] } | |
2015 | ||
ae4735db | 2016 | taction_list_ne: |
34e49164 C |
2017 | | TAction { [$1] } |
2018 | | TAction taction_list_ne { $1 :: $2 } | |
2019 | ||
ae4735db C |
2020 | taction_list: |
2021 | /*old: was generating conflict, hence now taction_list_ne | |
485bce71 C |
2022 | | (* empty *) { [] } |
2023 | | TAction { [$1] } | |
2024 | | taction_list TAction { $1 ++ [$2] } | |
2025 | */ | |
34e49164 C |
2026 | | { [] } |
2027 | | TAction taction_list { $1 :: $2 } | |
2028 | ||
ae4735db | 2029 | param_define_list: |
34e49164 C |
2030 | | /*(* empty *)*/ { [] } |
2031 | | param_define { [$1, []] } | |
2032 | | param_define_list TComma param_define { $1 ++ [$3, [$2]] } | |
2033 | ||
ae4735db | 2034 | designator_list: |
34e49164 C |
2035 | | designator { [$1] } |
2036 | | designator_list designator { $1 ++ [$2] } | |
2037 | ||
485bce71 C |
2038 | attribute_list: |
2039 | | attribute { [$1] } | |
2040 | | attribute_list attribute { $1 ++ [$2] } | |
2041 | ||
2042 | attribute_storage_list: | |
2043 | | attribute_storage { [$1] } | |
2044 | | attribute_storage_list attribute_storage { $1 ++ [$2] } | |
2045 | ||
2046 | ||
2047 | attributes: attribute_list { $1 } | |
2048 | ||
485bce71 | 2049 | |
34e49164 C |
2050 | |
2051 | /*(* gccext: which allow a trailing ',' in enum, as in perl *)*/ | |
ae4735db C |
2052 | gcc_comma_opt: |
2053 | | TComma { [$1] } | |
34e49164 C |
2054 | | /*(* empty *)*/ { [] } |
2055 | ||
ae4735db C |
2056 | comma_opt: |
2057 | | TComma { [$1] } | |
485bce71 C |
2058 | | /*(* empty *)*/ { [] } |
2059 | ||
34e49164 C |
2060 | /*(* |
2061 | gcc_opt_virg: | |
2062 | | TPtVirg { } | |
2063 | | { } | |
2064 | *)*/ | |
2065 | ||
ae4735db | 2066 | gcc_opt_expr: |
34e49164 C |
2067 | | expr { Some $1 } |
2068 | | /*(* empty *)*/ { None } | |
2069 | ||
2070 | /*(* | |
2071 | opt_ptvirg: | |
2072 | | TPtVirg { [$1] } | |
2073 | | { [] } | |
2074 | *)*/ | |
2075 | ||
2076 | ||
ae4735db | 2077 | expr_opt: |
485bce71 C |
2078 | | expr { Some $1 } |
2079 | | /*(* empty *)*/ { None } | |
34e49164 | 2080 |